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Finding the Third Proportional to 60,204,494 and 90,870,987

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Solution

The third proportional to 60,204,494 and 90,870,987 is: 137,158,137.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,204,494 : 90,870,987 = 90,870,987 : x
  2. Step 2: Convert to fraction form
    60,204,494/90,870,987 = 90,870,987/x
  3. Step 3: Cross multiply
    60,204,494x = 90,870,987 × 90,870,987
  4. Step 4: Simplify right side
    60,204,494x = 8,257,536,278,354,169
  5. Step 5: Solve for x
    x = 8,257,536,278,354,169/60,204,494
  6. Step 6: Final answer
    x = 137,158,137.70

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.