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Finding the Third Proportional to 63,841,720 and 99,056,143

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Solution

The third proportional to 63,841,720 and 99,056,143 is: 153,694,472.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,841,720 : 99,056,143 = 99,056,143 : x
  2. Step 2: Convert to fraction form
    63,841,720/99,056,143 = 99,056,143/x
  3. Step 3: Cross multiply
    63,841,720x = 99,056,143 × 99,056,143
  4. Step 4: Simplify right side
    63,841,720x = 9,812,119,466,036,448
  5. Step 5: Solve for x
    x = 9,812,119,466,036,448/63,841,720
  6. Step 6: Final answer
    x = 153,694,472.30

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.