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Finding the Third Proportional to 73,442,015 and 111,107,587

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Solution

The third proportional to 73,442,015 and 111,107,587 is: 168,090,375.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,442,015 : 111,107,587 = 111,107,587 : x
  2. Step 2: Convert to fraction form
    73,442,015/111,107,587 = 111,107,587/x
  3. Step 3: Cross multiply
    73,442,015x = 111,107,587 × 111,107,587
  4. Step 4: Simplify right side
    73,442,015x = 12,344,895,888,962,568
  5. Step 5: Solve for x
    x = 12,344,895,888,962,568/73,442,015
  6. Step 6: Final answer
    x = 168,090,375.64

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.