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Finding the Third Proportional to 33,800,332 and 72,988,712

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Solution

The third proportional to 33,800,332 and 72,988,712 is: 157,612,418.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,800,332 : 72,988,712 = 72,988,712 : x
  2. Step 2: Convert to fraction form
    33,800,332/72,988,712 = 72,988,712/x
  3. Step 3: Cross multiply
    33,800,332x = 72,988,712 × 72,988,712
  4. Step 4: Simplify right side
    33,800,332x = 5,327,352,079,418,944
  5. Step 5: Solve for x
    x = 5,327,352,079,418,944/33,800,332
  6. Step 6: Final answer
    x = 157,612,418.70

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.