Home / 167,593,372.20-251,227,019.86-80,132,160.96

Finding the Fourth Proportional to 167,593,372.20, 251,227,019.86 and 80,132,160.96

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Solution

The fourth proportional to 167,593,372.20, 251,227,019.86 and 80,132,160.96 is: 120,120,287.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,593,372.20 : 251,227,019.86 = 80,132,160.96 : x
  2. Step 2: Convert to fraction form
    167,593,372.20/251,227,019.86 = 80,132,160.96/x
  3. Step 3: Cross multiply
    167,593,372.20x = 251,227,019.86 × 80,132,160.96
  4. Step 4: Simplify right side
    167,593,372.20x = 20,131,363,992,922,636
  5. Step 5: Solve for x
    x = 20,131,363,992,922,636/167,593,372.20
  6. Step 6: Final answer
    x = 120,120,287.15

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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.