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Finding the Third Proportional to 16,696,279,448 and 36,392,561,728

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Solution

The third proportional to 16,696,279,448 and 36,392,561,728 is: 79,324,172,385.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,696,279,448 : 36,392,561,728 = 36,392,561,728 : x
  2. Step 2: Convert to fraction form
    16,696,279,448/36,392,561,728 = 36,392,561,728/x
  3. Step 3: Cross multiply
    16,696,279,448x = 36,392,561,728 × 36,392,561,728
  4. Step 4: Simplify right side
    16,696,279,448x = 1,324,418,549,126,290,472,960
  5. Step 5: Solve for x
    x = 1,324,418,549,126,290,472,960/16,696,279,448
  6. Step 6: Final answer
    x = 79,324,172,385.30

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.