>>508398075 (OP)First, you have the plane you want on the otherside of the world. It is fueled and launched.
Then you have the fuel plane which has enough fuel for itself and the other plane. So you launch that one.
Because the second plane also has to be refueled, you also send another plane for that one.
And because these planes have to make it back home, you quadruple the tanker planes.