Find the present worth today in real value corresponding to the actual values shown below, for a 4% inflation rate and a 4% interest rate.
(a) S400 three years from now
(b) €40 0 three years ago
(c) $10 next year
(d) $350 983 ten years from now
(e) £1 one thousand years ago
(f) $1 000 000 000 three hundred years from now.