Well, based on the number of people there are over there, and figuring that many have next to nothing or would fit into what we call our low wage earners over here. I would say that it would be dam hard to compare the two counties.
Sure they may demand and need the use of billions of tons of resources as their people start to want to bring themselves up to what Americans have had for many years already.
Of course that many people would have a massive consumption if they all called for goods, but will they? They haven't in the past, in fact many still live in a rather simple lifestyle with little of no special needs or for that matter a way of affording them.
One thing is for sure, that China or should we say the pacific rim is the area for all kinds of sales in the future. But look back and see how much we have moved forward in 50 years. I don't see us sitting around for the next fifty either.