Conversion formula

The conversion factor from cups to gallons is 0.0625, which means that 1 cup is equal to 0.0625 gallons:

1 cup = 0.0625 gal

To convert 77.5 cups into gallons we have to multiply 77.5 by the conversion factor in order to get the volume amount from cups to gallons. We can also form a simple proportion to calculate the result:

1 cup → 0.0625 gal

77.5 cup → V_(gal)

Solve the above proportion to obtain the volume V in gallons:

V_(gal) = 77.5 cup × 0.0625 gal

V_(gal) = 4.84375 gal

The final result is:

77.5 cup → 4.84375 gal

We conclude that 77.5 cups is equivalent to 4.84375 gallons:

77.5 cups = 4.84375 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.20645161290323 × 77.5 cups.

Another way is saying that 77.5 cups is equal to 1 ÷ 0.20645161290323 gallons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that seventy-seven point five cups is approximately four point eight four four gallons:

77.5 cup ≅ 4.844 gal

An alternative is also that one gallon is approximately zero point two zero six times seventy-seven point five cups.

Conversion table

cups to gallons chart

For quick reference purposes, below is the conversion table you can use to convert from cups to gallons