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Finding the Third Proportional to 32,490,947 and 71,358,403

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Solution

The third proportional to 32,490,947 and 71,358,403 is: 156,721,245.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,490,947 : 71,358,403 = 71,358,403 : x
  2. Step 2: Convert to fraction form
    32,490,947/71,358,403 = 71,358,403/x
  3. Step 3: Cross multiply
    32,490,947x = 71,358,403 × 71,358,403
  4. Step 4: Simplify right side
    32,490,947x = 5,092,021,678,710,409
  5. Step 5: Solve for x
    x = 5,092,021,678,710,409/32,490,947
  6. Step 6: Final answer
    x = 156,721,245.42

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.