Home / 80,852,826.20-121,279,239.30-44,447,149.40

Finding the Fourth Proportional to 80,852,826.20, 121,279,239.30 and 44,447,149.40

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Solution

The fourth proportional to 80,852,826.20, 121,279,239.30 and 44,447,149.40 is: 66,670,724.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,852,826.20 : 121,279,239.30 = 44,447,149.40 : x
  2. Step 2: Convert to fraction form
    80,852,826.20/121,279,239.30 = 44,447,149.40/x
  3. Step 3: Cross multiply
    80,852,826.20x = 121,279,239.30 × 44,447,149.40
  4. Step 4: Simplify right side
    80,852,826.20x = 5,390,516,468,285,451
  5. Step 5: Solve for x
    x = 5,390,516,468,285,451/80,852,826.20
  6. Step 6: Final answer
    x = 66,670,724.10

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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.