678 US gallons in US customary cups
Result
The conversion result is: 678 US gallons is equivalent to 10848 US customary cups.[1]
Conversion formula
How to convert 678 US gallons to US customary cups?
We know (by definition) that: 1 usgallon ≈ 16 uscup.
We can set up a proportion to solve for the number of US customary cups.
1 usgallon / 678 usgallon ≈ 16 uscup / x uscup
Now, we cross multiply to solve for our unknown x:
x uscup ≈ (678 usgallon / 1 usgallon) * 16 uscup → x uscup ≈ 10848 uscup
Conclusion:
678 usgallon ≈ 10848 uscup
Conversion in the opposite direction
The inverse of the conversion factor is that 1 US customary cup is equal to 9.21828908554572e-05 times 678 US gallons.
It can also be expressed as: 678 US gallons is equal to 1 / 9.21828908554572e-05 US customary cups.
Approximation
An approximate numerical result would be: six hundred and seventy-eight US gallons is about ten thousand, eight hundred and forty-eight US customary cups, or alternatively, a US customary cup is about zero times six hundred and seventy-eight US gallons.
Footnotes
[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).
Results may contain small errors due to the use of floating point arithmetic.