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Finding the Third Proportional to 80,808,300 and 121,305,762

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Solution

The third proportional to 80,808,300 and 121,305,762 is: 182,098,718.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,808,300 : 121,305,762 = 121,305,762 : x
  2. Step 2: Convert to fraction form
    80,808,300/121,305,762 = 121,305,762/x
  3. Step 3: Cross multiply
    80,808,300x = 121,305,762 × 121,305,762
  4. Step 4: Simplify right side
    80,808,300x = 14,715,087,894,400,644
  5. Step 5: Solve for x
    x = 14,715,087,894,400,644/80,808,300
  6. Step 6: Final answer
    x = 182,098,718.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.