Home / 167,593,408.82-251,227,074.75-80,132,197.58

Finding the Fourth Proportional to 167,593,408.82, 251,227,074.75 and 80,132,197.58

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Solution

The fourth proportional to 167,593,408.82, 251,227,074.75 and 80,132,197.58 is: 120,120,342.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,593,408.82 : 251,227,074.75 = 80,132,197.58 : x
  2. Step 2: Convert to fraction form
    167,593,408.82/251,227,074.75 = 80,132,197.58/x
  3. Step 3: Cross multiply
    167,593,408.82x = 251,227,074.75 × 80,132,197.58
  4. Step 4: Simplify right side
    167,593,408.82x = 20,131,377,591,312,428
  5. Step 5: Solve for x
    x = 20,131,377,591,312,428/167,593,408.82
  6. Step 6: Final answer
    x = 120,120,342.04

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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.