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Finding the Third Proportional to 155,450,856 and 332,425,068

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Solution

The third proportional to 155,450,856 and 332,425,068 is: 710,876,920.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,450,856 : 332,425,068 = 332,425,068 : x
  2. Step 2: Convert to fraction form
    155,450,856/332,425,068 = 332,425,068/x
  3. Step 3: Cross multiply
    155,450,856x = 332,425,068 × 332,425,068
  4. Step 4: Simplify right side
    155,450,856x = 110,506,425,834,804,624
  5. Step 5: Solve for x
    x = 110,506,425,834,804,624/155,450,856
  6. Step 6: Final answer
    x = 710,876,920.71

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.