Home / 465,655,080.30-698,482,620.45-158,957,198.70

Finding the Fourth Proportional to 465,655,080.30, 698,482,620.45 and 158,957,198.70

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Solution

The fourth proportional to 465,655,080.30, 698,482,620.45 and 158,957,198.70 is: 238,435,798.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,655,080.30 : 698,482,620.45 = 158,957,198.70 : x
  2. Step 2: Convert to fraction form
    465,655,080.30/698,482,620.45 = 158,957,198.70/x
  3. Step 3: Cross multiply
    465,655,080.30x = 698,482,620.45 × 158,957,198.70
  4. Step 4: Simplify right side
    465,655,080.30x = 111,028,840,687,367,328
  5. Step 5: Solve for x
    x = 111,028,840,687,367,328/465,655,080.30
  6. Step 6: Final answer
    x = 238,435,798.05

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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.