Write the word names for each of the numerals in the following paragraph. One popular fast-food chain ordered (a) 2,400,000 slices of cheese last year. In December, the chain reached its goal of serving a total of (b) 40,000,000,000 cheeseburgers since opening. This was enough cheeseburgers to make a stack (c) 473,500 miles high. Also, the number of shakes served last year could have filled (d) 1,200 swimming pools.