Finding the Third Proportional to 143,150,745,431.50 and 311,434,488,986

Step by Step Solution

1. Step 1: Write the proportion equation
   143,150,745,431.50 : 311,434,488,986 = 311,434,488,986 : x
2. Step 2: Convert to fraction form
   143,150,745,431.50/311,434,488,986 = 311,434,488,986/x
3. Step 3: Cross multiply
   143,150,745,431.50x = 311,434,488,986 × 311,434,488,986
4. Step 4: Simplify right side
   143,150,745,431.50x = 96,991,440,929,970,959,941,632
5. Step 5: Solve for x
   x = 96,991,440,929,970,959,941,632/143,150,745,431.50
6. Step 6: Final answer
   x = 677,547,578,516.68