The result of your conversion between erg and pound/cubic mile appears here
To convert between Erg and Pound/cubic Mile you have to do the following:
First divide 0.0000001 / 0.45359237/(((0.0037854118/231)*1728*27)*5451776000) = 918.92679832
Then multiply the amount of Erg you want to convert to Pound/cubic Mile, use the chart below to guide you.
Symbol: erg
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Symbol: lb/mi³
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