the radius of planet Earth measures 6,378 kilometers in distance. The radius of planet Jupiter measures 43,441 miles distance. The conversion ratio of kilometers to feet is approximatley 1.61 km/1m. What are the diameters of each planet in both kilometers and 1 miles ? What are the volume of each planet in both cubic kilometers and miles? What are the surface areas of each planet at their equators in kilometers and miles? How many times larger are each of the measurements for jupiter compared to Earth? Are there any consistencies or differences with your calculations ?