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Finding the Third Proportional to 29,289,657 and 62,987,151

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Solution

The third proportional to 29,289,657 and 62,987,151 is: 135,453,316.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,289,657 : 62,987,151 = 62,987,151 : x
  2. Step 2: Convert to fraction form
    29,289,657/62,987,151 = 62,987,151/x
  3. Step 3: Cross multiply
    29,289,657x = 62,987,151 × 62,987,151
  4. Step 4: Simplify right side
    29,289,657x = 3,967,381,191,096,801
  5. Step 5: Solve for x
    x = 3,967,381,191,096,801/29,289,657
  6. Step 6: Final answer
    x = 135,453,316.89

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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.