Home / 87,404,436.59-120,618,104.30-48,246,202.95

Finding the Fourth Proportional to 87,404,436.59, 120,618,104.30 and 48,246,202.95

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Solution

The fourth proportional to 87,404,436.59, 120,618,104.30 and 48,246,202.95 is: 66,579,750.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,404,436.59 : 120,618,104.30 = 48,246,202.95 : x
  2. Step 2: Convert to fraction form
    87,404,436.59/120,618,104.30 = 48,246,202.95/x
  3. Step 3: Cross multiply
    87,404,436.59x = 120,618,104.30 × 48,246,202.95
  4. Step 4: Simplify right side
    87,404,436.59x = 5,819,365,539,667,919
  5. Step 5: Solve for x
    x = 5,819,365,539,667,919/87,404,436.59
  6. Step 6: Final answer
    x = 66,579,750.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.