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Finding the Third Proportional to 29,317,266 and 63,178,551

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Solution

The third proportional to 29,317,266 and 63,178,551 is: 136,149,438.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,317,266 : 63,178,551 = 63,178,551 : x
  2. Step 2: Convert to fraction form
    29,317,266/63,178,551 = 63,178,551/x
  3. Step 3: Cross multiply
    29,317,266x = 63,178,551 × 63,178,551
  4. Step 4: Simplify right side
    29,317,266x = 3,991,529,306,459,601
  5. Step 5: Solve for x
    x = 3,991,529,306,459,601/29,317,266
  6. Step 6: Final answer
    x = 136,149,438.58

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.