428 imperial cups in US quarts
Result
The conversion result is: 428 imperial cups is equivalent to 128.50164202902 US quarts.[1]
Conversion formula
How to convert 428 imperial cups to US quarts?
We know (by definition) that: 1 brcup ≈ 0.300237481376214 usquart.
We can set up a proportion to solve for the number of US quarts.
1 brcup / 428 brcup ≈ 0.300237481376214 usquart / x usquart
Now, we cross multiply to solve for our unknown x:
x usquart ≈ (428 brcup / 1 brcup) * 0.300237481376214 usquart → x usquart ≈ 128.5016420290196 usquart
Conclusion:
428 brcup ≈ 128.5016420290196 usquart
Conversion in the opposite direction
The inverse of the conversion factor is that 1 US quart is equal to 0.00778200172550457 times 428 imperial cups.
It can also be expressed as: 428 imperial cups is equal to 1 / 0.00778200172550457 US quarts.
Approximation
An approximate numerical result would be: four hundred and twenty-eight imperial cups is about one hundred and twenty-eight point five zero US quarts, or alternatively, a US quart is about zero point zero one times four hundred and twenty-eight imperial cups.
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.