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Finding the Third Proportional to 25,229,691 and 55,235,787

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Solution

The third proportional to 25,229,691 and 55,235,787 is: 120,928,637.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,229,691 : 55,235,787 = 55,235,787 : x
  2. Step 2: Convert to fraction form
    25,229,691/55,235,787 = 55,235,787/x
  3. Step 3: Cross multiply
    25,229,691x = 55,235,787 × 55,235,787
  4. Step 4: Simplify right side
    25,229,691x = 3,050,992,165,509,369
  5. Step 5: Solve for x
    x = 3,050,992,165,509,369/25,229,691
  6. Step 6: Final answer
    x = 120,928,637.83

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.