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Finding the Third Proportional to 36,665,854 and 80,653,458

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Solution

The third proportional to 36,665,854 and 80,653,458 is: 177,412,485.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,665,854 : 80,653,458 = 80,653,458 : x
  2. Step 2: Convert to fraction form
    36,665,854/80,653,458 = 80,653,458/x
  3. Step 3: Cross multiply
    36,665,854x = 80,653,458 × 80,653,458
  4. Step 4: Simplify right side
    36,665,854x = 6,504,980,287,357,764
  5. Step 5: Solve for x
    x = 6,504,980,287,357,764/36,665,854
  6. Step 6: Final answer
    x = 177,412,485.40

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.