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Finding the Third Proportional to 70,181,776 and 156,500,440

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Solution

The third proportional to 70,181,776 and 156,500,440 is: 348,985,008.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,181,776 : 156,500,440 = 156,500,440 : x
  2. Step 2: Convert to fraction form
    70,181,776/156,500,440 = 156,500,440/x
  3. Step 3: Cross multiply
    70,181,776x = 156,500,440 × 156,500,440
  4. Step 4: Simplify right side
    70,181,776x = 24,492,387,720,193,600
  5. Step 5: Solve for x
    x = 24,492,387,720,193,600/70,181,776
  6. Step 6: Final answer
    x = 348,985,008.87

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.