Home / 465,654,469.20-698,481,703.80-396,407,706.90

Finding the Fourth Proportional to 465,654,469.20, 698,481,703.80 and 396,407,706.90

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Solution

The fourth proportional to 465,654,469.20, 698,481,703.80 and 396,407,706.90 is: 594,611,560.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,654,469.20 : 698,481,703.80 = 396,407,706.90 : x
  2. Step 2: Convert to fraction form
    465,654,469.20/698,481,703.80 = 396,407,706.90/x
  3. Step 3: Cross multiply
    465,654,469.20x = 698,481,703.80 × 396,407,706.90
  4. Step 4: Simplify right side
    465,654,469.20x = 276,883,530,514,962,976
  5. Step 5: Solve for x
    x = 276,883,530,514,962,976/465,654,469.20
  6. Step 6: Final answer
    x = 594,611,560.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.