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Finding the Third Proportional to 156,725,150 and 365,978,876

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Solution

The third proportional to 156,725,150 and 365,978,876 is: 854,620,574.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,725,150 : 365,978,876 = 365,978,876 : x
  2. Step 2: Convert to fraction form
    156,725,150/365,978,876 = 365,978,876/x
  3. Step 3: Cross multiply
    156,725,150x = 365,978,876 × 365,978,876
  4. Step 4: Simplify right side
    156,725,150x = 133,940,537,678,223,376
  5. Step 5: Solve for x
    x = 133,940,537,678,223,376/156,725,150
  6. Step 6: Final answer
    x = 854,620,574.16

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.