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Finding the Third Proportional to 72,187,569 and 150,323,737

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Solution

The third proportional to 72,187,569 and 150,323,737 is: 313,034,864.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,187,569 : 150,323,737 = 150,323,737 : x
  2. Step 2: Convert to fraction form
    72,187,569/150,323,737 = 150,323,737/x
  3. Step 3: Cross multiply
    72,187,569x = 150,323,737 × 150,323,737
  4. Step 4: Simplify right side
    72,187,569x = 22,597,225,905,645,168
  5. Step 5: Solve for x
    x = 22,597,225,905,645,168/72,187,569
  6. Step 6: Final answer
    x = 313,034,864.85

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.