Unit Converter
Conversion formula
The conversion factor from fluid ounces to gallons is 0.0078125, which means that 1 fluid ounce is equal to 0.0078125 gallons:
1 fl oz = 0.0078125 gal
To convert 40 fluid ounces into gallons we have to multiply 40 by the conversion factor in order to get the volume amount from fluid ounces to gallons. We can also form a simple proportion to calculate the result:
1 fl oz → 0.0078125 gal
40 fl oz → V(gal)
Solve the above proportion to obtain the volume V in gallons:
V(gal) = 40 fl oz × 0.0078125 gal
V(gal) = 0.3125 gal
The final result is:
40 fl oz → 0.3125 gal
We conclude that 40 fluid ounces is equivalent to 0.3125 gallons:
40 fluid ounces = 0.3125 gallons
Alternative conversion
We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 3.2 × 40 fluid ounces.
Another way is saying that 40 fluid ounces is equal to 1 ÷ 3.2 gallons.
Approximate result
For practical purposes we can round our final result to an approximate numerical value. We can say that forty fluid ounces is approximately zero point three one three gallons:
40 fl oz ≅ 0.313 gal
An alternative is also that one gallon is approximately three point two times forty fluid ounces.
Conversion table
fluid ounces to gallons chart
For quick reference purposes, below is the conversion table you can use to convert from fluid ounces to gallons
fluid ounces (fl oz) | gallons (gal) |
---|---|
41 fluid ounces | 0.32 gallons |
42 fluid ounces | 0.328 gallons |
43 fluid ounces | 0.336 gallons |
44 fluid ounces | 0.344 gallons |
45 fluid ounces | 0.352 gallons |
46 fluid ounces | 0.359 gallons |
47 fluid ounces | 0.367 gallons |
48 fluid ounces | 0.375 gallons |
49 fluid ounces | 0.383 gallons |
50 fluid ounces | 0.391 gallons |