The result of your conversion between fifth and quart [US, liquid] appears here
To convert between Fifth and Quart [US, Liquid] you have to do the following:
First divide (0.000016387064*231)/5 / (0.000016387064*231)/4 = 0.8
Then multiply the amount of Fifth you want to convert to Quart [US, Liquid], use the chart below to guide you.
Symbol: fifth
No description
Symbol: qt
No description