Home / 109,251,367.52-150,765,103.78-59,690,674.61

Finding the Fourth Proportional to 109,251,367.52, 150,765,103.78 and 59,690,674.61

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Solution

The fourth proportional to 109,251,367.52, 150,765,103.78 and 59,690,674.61 is: 82,372,156.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,251,367.52 : 150,765,103.78 = 59,690,674.61 : x
  2. Step 2: Convert to fraction form
    109,251,367.52/150,765,103.78 = 59,690,674.61/x
  3. Step 3: Cross multiply
    109,251,367.52x = 150,765,103.78 × 59,690,674.61
  4. Step 4: Simplify right side
    109,251,367.52x = 8,999,270,751,937,178
  5. Step 5: Solve for x
    x = 8,999,270,751,937,178/109,251,367.52
  6. Step 6: Final answer
    x = 82,372,156.58

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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.