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Finding the Third Proportional to 64,718,978 and 138,649,598

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Solution

The third proportional to 64,718,978 and 138,649,598 is: 297,033,600.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,718,978 : 138,649,598 = 138,649,598 : x
  2. Step 2: Convert to fraction form
    64,718,978/138,649,598 = 138,649,598/x
  3. Step 3: Cross multiply
    64,718,978x = 138,649,598 × 138,649,598
  4. Step 4: Simplify right side
    64,718,978x = 19,223,711,025,561,604
  5. Step 5: Solve for x
    x = 19,223,711,025,561,604/64,718,978
  6. Step 6: Final answer
    x = 297,033,600.03

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