Finding the Fourth Proportional to 119,431,076,756.71, 164,814,879,621.06 and 64,498,244,498.71

Step by Step Solution

1. Step 1: Write the proportion equation
   119,431,076,756.71 : 164,814,879,621.06 = 64,498,244,498.71 : x
2. Step 2: Convert to fraction form
   119,431,076,756.71/164,814,879,621.06 = 64,498,244,498.71/x
3. Step 3: Cross multiply
   119,431,076,756.71x = 164,814,879,621.06 × 64,498,244,498.71
4. Step 4: Simplify right side
   119,431,076,756.71x = 10,630,270,402,824,253,734,912
5. Step 5: Solve for x
   x = 10,630,270,402,824,253,734,912/119,431,076,756.71
6. Step 6: Final answer
   x = 89,007,574,004.20