The result of your conversion between quad and gigajoule appears here
To convert between Quad and Gigajoule you have to do the following:
First divide 1.0550559e+18 / 1.0e+09 = 1055055900.
Then multiply the amount of Quad you want to convert to Gigajoule, use the chart below to guide you.
Symbol: quad
No description
Symbol: GJ
No description