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Finding the Third Proportional to 70,035,086 and 111,882,549

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Solution

The third proportional to 70,035,086 and 111,882,549 is: 178,734,766.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,035,086 : 111,882,549 = 111,882,549 : x
  2. Step 2: Convert to fraction form
    70,035,086/111,882,549 = 111,882,549/x
  3. Step 3: Cross multiply
    70,035,086x = 111,882,549 × 111,882,549
  4. Step 4: Simplify right side
    70,035,086x = 12,517,704,770,737,400
  5. Step 5: Solve for x
    x = 12,517,704,770,737,400/70,035,086
  6. Step 6: Final answer
    x = 178,734,766.90

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.