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Finding the Third Proportional to 40,128,770 and 61,132,035

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Solution

The third proportional to 40,128,770 and 61,132,035 is: 93,128,339.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,128,770 : 61,132,035 = 61,132,035 : x
  2. Step 2: Convert to fraction form
    40,128,770/61,132,035 = 61,132,035/x
  3. Step 3: Cross multiply
    40,128,770x = 61,132,035 × 61,132,035
  4. Step 4: Simplify right side
    40,128,770x = 3,737,125,703,241,225
  5. Step 5: Solve for x
    x = 3,737,125,703,241,225/40,128,770
  6. Step 6: Final answer
    x = 93,128,339.18

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These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.