Home / 91,361,951.88-136,988,184.34-29,086,352.52

Finding the Fourth Proportional to 91,361,951.88, 136,988,184.34 and 29,086,352.52

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Solution

The fourth proportional to 91,361,951.88, 136,988,184.34 and 29,086,352.52 is: 43,612,100.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,361,951.88 : 136,988,184.34 = 29,086,352.52 : x
  2. Step 2: Convert to fraction form
    91,361,951.88/136,988,184.34 = 29,086,352.52/x
  3. Step 3: Cross multiply
    91,361,951.88x = 136,988,184.34 × 29,086,352.52
  4. Step 4: Simplify right side
    91,361,951.88x = 3,984,486,620,787,983.50
  5. Step 5: Solve for x
    x = 3,984,486,620,787,983.50/91,361,951.88
  6. Step 6: Final answer
    x = 43,612,100.43

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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.