Home / 480,714,332.70-720,970,596.24-135,587,249.04

Finding the Fourth Proportional to 480,714,332.70, 720,970,596.24 and 135,587,249.04

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Solution

The fourth proportional to 480,714,332.70, 720,970,596.24 and 135,587,249.04 is: 203,352,413.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,714,332.70 : 720,970,596.24 = 135,587,249.04 : x
  2. Step 2: Convert to fraction form
    480,714,332.70/720,970,596.24 = 135,587,249.04/x
  3. Step 3: Cross multiply
    480,714,332.70x = 720,970,596.24 × 135,587,249.04
  4. Step 4: Simplify right side
    480,714,332.70x = 97,754,419,782,910,160
  5. Step 5: Solve for x
    x = 97,754,419,782,910,160/480,714,332.70
  6. Step 6: Final answer
    x = 203,352,413.55

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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.