Finding the Fourth Proportional to 16,072,022,118.21, 22,180,631,215.31 and 9,642,082,915.54

Step by Step Solution

1. Step 1: Write the proportion equation
   16,072,022,118.21 : 22,180,631,215.31 = 9,642,082,915.54 : x
2. Step 2: Convert to fraction form
   16,072,022,118.21/22,180,631,215.31 = 9,642,082,915.54/x
3. Step 3: Cross multiply
   16,072,022,118.21x = 22,180,631,215.31 × 9,642,082,915.54
4. Step 4: Simplify right side
   16,072,022,118.21x = 213,867,485,297,033,805,824
5. Step 5: Solve for x
   x = 213,867,485,297,033,805,824/16,072,022,118.21
6. Step 6: Final answer
   x = 13,306,818,751.49