Home / 192,785,120.52-289,186,981.04-63,389,865.84

Finding the Fourth Proportional to 192,785,120.52, 289,186,981.04 and 63,389,865.84

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Solution

The fourth proportional to 192,785,120.52, 289,186,981.04 and 63,389,865.84 is: 95,087,856.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,785,120.52 : 289,186,981.04 = 63,389,865.84 : x
  2. Step 2: Convert to fraction form
    192,785,120.52/289,186,981.04 = 63,389,865.84/x
  3. Step 3: Cross multiply
    192,785,120.52x = 289,186,981.04 × 63,389,865.84
  4. Step 4: Simplify right side
    192,785,120.52x = 18,331,523,929,874,248
  5. Step 5: Solve for x
    x = 18,331,523,929,874,248/192,785,120.52
  6. Step 6: Final answer
    x = 95,087,856.78

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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.