Home / 159,625,251.20-220,289,253.84-89,067,024.45

Finding the Fourth Proportional to 159,625,251.20, 220,289,253.84 and 89,067,024.45

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Solution

The fourth proportional to 159,625,251.20, 220,289,253.84 and 89,067,024.45 is: 122,916,068.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,625,251.20 : 220,289,253.84 = 89,067,024.45 : x
  2. Step 2: Convert to fraction form
    159,625,251.20/220,289,253.84 = 89,067,024.45/x
  3. Step 3: Cross multiply
    159,625,251.20x = 220,289,253.84 × 89,067,024.45
  4. Step 4: Simplify right side
    159,625,251.20x = 19,620,508,357,839,536
  5. Step 5: Solve for x
    x = 19,620,508,357,839,536/159,625,251.20
  6. Step 6: Final answer
    x = 122,916,068.79

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1.5x scale

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.