Finding the Third Proportional to 67,194,587,032 and 143,973,564,320

Step by Step Solution

1. Step 1: Write the proportion equation
   67,194,587,032 : 143,973,564,320 = 143,973,564,320 : x
2. Step 2: Convert to fraction form
   67,194,587,032/143,973,564,320 = 143,973,564,320/x
3. Step 3: Cross multiply
   67,194,587,032x = 143,973,564,320 × 143,973,564,320
4. Step 4: Simplify right side
   67,194,587,032x = 20,728,387,223,005,176,004,608
5. Step 5: Solve for x
   x = 20,728,387,223,005,176,004,608/67,194,587,032
6. Step 6: Final answer
   x = 308,482,991,541.18