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Finding the Third Proportional to 80,161,245 and 132,656,919.75

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Solution

The third proportional to 80,161,245 and 132,656,919.75 is: 219,530,751.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,161,245 : 132,656,919.75 = 132,656,919.75 : x
  2. Step 2: Convert to fraction form
    80,161,245/132,656,919.75 = 132,656,919.75/x
  3. Step 3: Cross multiply
    80,161,245x = 132,656,919.75 × 132,656,919.75
  4. Step 4: Simplify right side
    80,161,245x = 17,597,858,357,557,940
  5. Step 5: Solve for x
    x = 17,597,858,357,557,940/80,161,245
  6. Step 6: Final answer
    x = 219,530,751.52

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Why These Related Problems?

These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.