Home / 362,133,139.10-543,199,708.65-132,109,727.90

Finding the Fourth Proportional to 362,133,139.10, 543,199,708.65 and 132,109,727.90

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Solution

The fourth proportional to 362,133,139.10, 543,199,708.65 and 132,109,727.90 is: 198,164,591.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,133,139.10 : 543,199,708.65 = 132,109,727.90 : x
  2. Step 2: Convert to fraction form
    362,133,139.10/543,199,708.65 = 132,109,727.90/x
  3. Step 3: Cross multiply
    362,133,139.10x = 543,199,708.65 × 132,109,727.90
  4. Step 4: Simplify right side
    362,133,139.10x = 71,761,965,705,110,776
  5. Step 5: Solve for x
    x = 71,761,965,705,110,776/362,133,139.10
  6. Step 6: Final answer
    x = 198,164,591.85

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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.