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Finding the Third Proportional to 61,703,151 and 90,283,374

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Solution

The third proportional to 61,703,151 and 90,283,374 is: 132,101,642.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,703,151 : 90,283,374 = 90,283,374 : x
  2. Step 2: Convert to fraction form
    61,703,151/90,283,374 = 90,283,374/x
  3. Step 3: Cross multiply
    61,703,151x = 90,283,374 × 90,283,374
  4. Step 4: Simplify right side
    61,703,151x = 8,151,087,620,823,876
  5. Step 5: Solve for x
    x = 8,151,087,620,823,876/61,703,151
  6. Step 6: Final answer
    x = 132,101,642.93

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.