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Finding the Third Proportional to 38,787,267 and 83,459,190

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Solution

The third proportional to 38,787,267 and 83,459,190 is: 179,580,489.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,787,267 : 83,459,190 = 83,459,190 : x
  2. Step 2: Convert to fraction form
    38,787,267/83,459,190 = 83,459,190/x
  3. Step 3: Cross multiply
    38,787,267x = 83,459,190 × 83,459,190
  4. Step 4: Simplify right side
    38,787,267x = 6,965,436,395,456,100
  5. Step 5: Solve for x
    x = 6,965,436,395,456,100/38,787,267
  6. Step 6: Final answer
    x = 179,580,489.53

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.