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Finding the Third Proportional to 38,366,453 and 80,279,914

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Solution

The third proportional to 38,366,453 and 80,279,914 is: 167,981,767.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,366,453 : 80,279,914 = 80,279,914 : x
  2. Step 2: Convert to fraction form
    38,366,453/80,279,914 = 80,279,914/x
  3. Step 3: Cross multiply
    38,366,453x = 80,279,914 × 80,279,914
  4. Step 4: Simplify right side
    38,366,453x = 6,444,864,591,847,396
  5. Step 5: Solve for x
    x = 6,444,864,591,847,396/38,366,453
  6. Step 6: Final answer
    x = 167,981,767.61

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.