G = 6.67e-11 kg s^2/m^3
M = mass of the earth = 5.98e24 kg
R = radius of the earth = 6.38e6
T is about 85min
I got
7225min = 263.2906309 10 to the 19th KG/m
It doesn't look right can you check
would i divide 7225min by 263.2906309 ten to the 19th kg/m