Respuesta :
462,000,000
10^4= 10,000
10,000*6.6=66,000
10^3=1,000
1,000*7=7,000
Okay.
10^4 = 10*10*10*10 = 10,000
10^3 = 10*10*10 = 1,000
6.6*10,000 = 66,000
7*1,000 = 7,000
66,000*7,000 = 462,000,000
If you are still confused, I can try to explain further.