Home / 161,838,510.60-242,757,765.90-92,680,321.80

Finding the Fourth Proportional to 161,838,510.60, 242,757,765.90 and 92,680,321.80

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Solution

The fourth proportional to 161,838,510.60, 242,757,765.90 and 92,680,321.80 is: 139,020,482.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,838,510.60 : 242,757,765.90 = 92,680,321.80 : x
  2. Step 2: Convert to fraction form
    161,838,510.60/242,757,765.90 = 92,680,321.80/x
  3. Step 3: Cross multiply
    161,838,510.60x = 242,757,765.90 × 92,680,321.80
  4. Step 4: Simplify right side
    161,838,510.60x = 22,498,867,863,061,068
  5. Step 5: Solve for x
    x = 22,498,867,863,061,068/161,838,510.60
  6. Step 6: Final answer
    x = 139,020,482.70

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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.