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Finding the Third Proportional to 80,787,361 and 127,944,456

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Solution

The third proportional to 80,787,361 and 127,944,456 is: 202,628,030.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,787,361 : 127,944,456 = 127,944,456 : x
  2. Step 2: Convert to fraction form
    80,787,361/127,944,456 = 127,944,456/x
  3. Step 3: Cross multiply
    80,787,361x = 127,944,456 × 127,944,456
  4. Step 4: Simplify right side
    80,787,361x = 16,369,783,821,135,936
  5. Step 5: Solve for x
    x = 16,369,783,821,135,936/80,787,361
  6. Step 6: Final answer
    x = 202,628,030.16

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.