The result of your conversion between Q unit and dekatherm appears here
To convert between Q Unit and Dekatherm you have to do the following:
First divide 1.0550559e+21 / 1.055057e+09 = 999998957402.30151367
Then multiply the amount of Q Unit you want to convert to Dekatherm, use the chart below to guide you.
Symbol: Q unit
No description
Symbol: dathm
No description