Finding the Third Proportional to 67,194,589,140 and 143,973,568,363.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,194,589,140 : 143,973,568,363.50 = 143,973,568,363.50 : x
2. Step 2: Convert to fraction form
   67,194,589,140/143,973,568,363.50 = 143,973,568,363.50/x
3. Step 3: Cross multiply
   67,194,589,140x = 143,973,568,363.50 × 143,973,568,363.50
4. Step 4: Simplify right side
   67,194,589,140x = 20,728,388,387,319,408,754,688
5. Step 5: Solve for x
   x = 20,728,388,387,319,408,754,688/67,194,589,140
6. Step 6: Final answer
   x = 308,482,999,191.08