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Finding the Third Proportional to 156,858,533 and 344,673,808

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Solution

The third proportional to 156,858,533 and 344,673,808 is: 757,370,553.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,858,533 : 344,673,808 = 344,673,808 : x
  2. Step 2: Convert to fraction form
    156,858,533/344,673,808 = 344,673,808/x
  3. Step 3: Cross multiply
    156,858,533x = 344,673,808 × 344,673,808
  4. Step 4: Simplify right side
    156,858,533x = 118,800,033,921,220,864
  5. Step 5: Solve for x
    x = 118,800,033,921,220,864/156,858,533
  6. Step 6: Final answer
    x = 757,370,553.26

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.