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Finding the Third Proportional to 156,087,936 and 336,149,760

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Solution

The third proportional to 156,087,936 and 336,149,760 is: 723,929,497.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,087,936 : 336,149,760 = 336,149,760 : x
  2. Step 2: Convert to fraction form
    156,087,936/336,149,760 = 336,149,760/x
  3. Step 3: Cross multiply
    156,087,936x = 336,149,760 × 336,149,760
  4. Step 4: Simplify right side
    156,087,936x = 112,996,661,148,057,600
  5. Step 5: Solve for x
    x = 112,996,661,148,057,600/156,087,936
  6. Step 6: Final answer
    x = 723,929,497.97

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.