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Finding the Third Proportional to 71,482,053 and 156,073,045

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Solution

The third proportional to 71,482,053 and 156,073,045 is: 340,767,987.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,482,053 : 156,073,045 = 156,073,045 : x
  2. Step 2: Convert to fraction form
    71,482,053/156,073,045 = 156,073,045/x
  3. Step 3: Cross multiply
    71,482,053x = 156,073,045 × 156,073,045
  4. Step 4: Simplify right side
    71,482,053x = 24,358,795,375,572,024
  5. Step 5: Solve for x
    x = 24,358,795,375,572,024/71,482,053
  6. Step 6: Final answer
    x = 340,767,987.95

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.