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Finding the Third Proportional to 65,720,978 and 146,553,268

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Solution

The third proportional to 65,720,978 and 146,553,268 is: 326,803,724.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,720,978 : 146,553,268 = 146,553,268 : x
  2. Step 2: Convert to fraction form
    65,720,978/146,553,268 = 146,553,268/x
  3. Step 3: Cross multiply
    65,720,978x = 146,553,268 × 146,553,268
  4. Step 4: Simplify right side
    65,720,978x = 21,477,860,361,479,824
  5. Step 5: Solve for x
    x = 21,477,860,361,479,824/65,720,978
  6. Step 6: Final answer
    x = 326,803,724.09

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