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Finding the Third Proportional to 206,281,497 and 309,422,286

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Solution

The third proportional to 206,281,497 and 309,422,286 is: 464,133,489.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,281,497 : 309,422,286 = 309,422,286 : x
  2. Step 2: Convert to fraction form
    206,281,497/309,422,286 = 309,422,286/x
  3. Step 3: Cross multiply
    206,281,497x = 309,422,286 × 309,422,286
  4. Step 4: Simplify right side
    206,281,497x = 95,742,151,073,465,792
  5. Step 5: Solve for x
    x = 95,742,151,073,465,792/206,281,497
  6. Step 6: Final answer
    x = 464,133,489.75

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