Home / 362,141,981.70-543,354,690.15-132,134,316.90

Finding the Fourth Proportional to 362,141,981.70, 543,354,690.15 and 132,134,316.90

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Solution

The fourth proportional to 362,141,981.70, 543,354,690.15 and 132,134,316.90 is: 198,253,183.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,141,981.70 : 543,354,690.15 = 132,134,316.90 : x
  2. Step 2: Convert to fraction form
    362,141,981.70/543,354,690.15 = 132,134,316.90/x
  3. Step 3: Cross multiply
    362,141,981.70x = 543,354,690.15 × 132,134,316.90
  4. Step 4: Simplify right side
    362,141,981.70x = 71,795,800,817,381,408
  5. Step 5: Solve for x
    x = 71,795,800,817,381,408/362,141,981.70
  6. Step 6: Final answer
    x = 198,253,183.68

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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.