Conversion formula

The conversion factor from cubic inches to gallons is 0.0043290043290138, which means that 1 cubic inch is equal to 0.0043290043290138 gallons:

1 in3 = 0.0043290043290138 gal

To convert 180 cubic inches into gallons we have to multiply 180 by the conversion factor in order to get the volume amount from cubic inches to gallons. We can also form a simple proportion to calculate the result:

1 in3 → 0.0043290043290138 gal

180 in3 → V_(gal)

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

V_(gal) = 180 in3 × 0.0043290043290138 gal

V_(gal) = 0.77922077922249 gal

The final result is:

180 in3 → 0.77922077922249 gal

We conclude that 180 cubic inches is equivalent to 0.77922077922249 gallons:

180 cubic inches = 0.77922077922249 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 1.2833333333305 × 180 cubic inches.

Another way is saying that 180 cubic inches is equal to 1 ÷ 1.2833333333305 gallons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one hundred eighty cubic inches is approximately zero point seven seven nine gallons:

180 in3 ≅ 0.779 gal

An alternative is also that one gallon is approximately one point two eight three times one hundred eighty cubic inches.

Conversion table

cubic inches to gallons chart

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