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Finding the Third Proportional to 62,851,353 and 135,308,331

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Solution

The third proportional to 62,851,353 and 135,308,331 is: 291,295,947.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,851,353 : 135,308,331 = 135,308,331 : x
  2. Step 2: Convert to fraction form
    62,851,353/135,308,331 = 135,308,331/x
  3. Step 3: Cross multiply
    62,851,353x = 135,308,331 × 135,308,331
  4. Step 4: Simplify right side
    62,851,353x = 18,308,344,438,005,560
  5. Step 5: Solve for x
    x = 18,308,344,438,005,560/62,851,353
  6. Step 6: Final answer
    x = 291,295,947.73

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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.