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 128 fluid ounces into gallons we have to multiply 128 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
128 fl oz → V(gal)
Solve the above proportion to obtain the volume V in gallons:
V(gal) = 128 fl oz × 0.0078125 gal
V(gal) = 1 gal
The final result is:
128 fl oz → 1 gal
We conclude that 128 fluid ounces is equivalent to 1 gallons:
128 fluid ounces = 1 gallons
Alternative conversion
We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 1 × 128 fluid ounces.
Another way is saying that 128 fluid ounces is equal to 1 ÷ 1 gallons.
Approximate result
For practical purposes we can round our final result to an approximate numerical value. We can say that one hundred twenty-eight fluid ounces is approximately one gallons:
128 fl oz ≅ 1 gal
An alternative is also that one gallon is approximately one times one hundred twenty-eight 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) |
---|---|
129 fluid ounces | 1.008 gallons |
130 fluid ounces | 1.016 gallons |
131 fluid ounces | 1.023 gallons |
132 fluid ounces | 1.031 gallons |
133 fluid ounces | 1.039 gallons |
134 fluid ounces | 1.047 gallons |
135 fluid ounces | 1.055 gallons |
136 fluid ounces | 1.063 gallons |
137 fluid ounces | 1.07 gallons |
138 fluid ounces | 1.078 gallons |