Finding the Third Proportional to 143,150,745,433 and 311,434,488,988

Step by Step Solution

1. Step 1: Write the proportion equation
   143,150,745,433 : 311,434,488,988 = 311,434,488,988 : x
2. Step 2: Convert to fraction form
   143,150,745,433/311,434,488,988 = 311,434,488,988/x
3. Step 3: Cross multiply
   143,150,745,433x = 311,434,488,988 × 311,434,488,988
4. Step 4: Simplify right side
   143,150,745,433x = 96,991,440,931,216,685,006,848
5. Step 5: Solve for x
   x = 96,991,440,931,216,685,006,848/143,150,745,433
6. Step 6: Final answer
   x = 677,547,578,518.29