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Finding the Third Proportional to 43,068,136 and 66,198,839

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Solution

The third proportional to 43,068,136 and 66,198,839 is: 101,752,401.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,068,136 : 66,198,839 = 66,198,839 : x
  2. Step 2: Convert to fraction form
    43,068,136/66,198,839 = 66,198,839/x
  3. Step 3: Cross multiply
    43,068,136x = 66,198,839 × 66,198,839
  4. Step 4: Simplify right side
    43,068,136x = 4,382,286,284,947,921
  5. Step 5: Solve for x
    x = 4,382,286,284,947,921/43,068,136
  6. Step 6: Final answer
    x = 101,752,401.94

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.