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 108 cubic inches into gallons we have to multiply 108 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

108 in3 → V_(gal)

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

V_(gal) = 108 in3 × 0.0043290043290138 gal

V_(gal) = 0.46753246753349 gal

The final result is:

108 in3 → 0.46753246753349 gal

We conclude that 108 cubic inches is equivalent to 0.46753246753349 gallons:

108 cubic inches = 0.46753246753349 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 2.1388888888842 × 108 cubic inches.

Another way is saying that 108 cubic inches is equal to 1 ÷ 2.1388888888842 gallons.

Approximate result

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

108 in3 ≅ 0.468 gal

An alternative is also that one gallon is approximately two point one three nine times one hundred eight 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