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Finding the Third Proportional to 80,808,298 and 121,305,759

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Solution

The third proportional to 80,808,298 and 121,305,759 is: 182,098,714.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,808,298 : 121,305,759 = 121,305,759 : x
  2. Step 2: Convert to fraction form
    80,808,298/121,305,759 = 121,305,759/x
  3. Step 3: Cross multiply
    80,808,298x = 121,305,759 × 121,305,759
  4. Step 4: Simplify right side
    80,808,298x = 14,715,087,166,566,080
  5. Step 5: Solve for x
    x = 14,715,087,166,566,080/80,808,298
  6. Step 6: Final answer
    x = 182,098,714.25

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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.