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Finding the Third Proportional to 72,224,696 and 156,229,708

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Solution

The third proportional to 72,224,696 and 156,229,708 is: 337,941,493.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,224,696 : 156,229,708 = 156,229,708 : x
  2. Step 2: Convert to fraction form
    72,224,696/156,229,708 = 156,229,708/x
  3. Step 3: Cross multiply
    72,224,696x = 156,229,708 × 156,229,708
  4. Step 4: Simplify right side
    72,224,696x = 24,407,721,661,765,264
  5. Step 5: Solve for x
    x = 24,407,721,661,765,264/72,224,696
  6. Step 6: Final answer
    x = 337,941,493.89

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.