Home / 239,822,945,198.12-359,737,181,281.66-86,679,465,799.62

Finding the Fourth Proportional to 239,822,945,198.12, 359,737,181,281.66 and 86,679,465,799.62

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Solution

The fourth proportional to 239,822,945,198.12, 359,737,181,281.66 and 86,679,465,799.62 is: 130,020,197,508.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,822,945,198.12 : 359,737,181,281.66 = 86,679,465,799.62 : x
  2. Step 2: Convert to fraction form
    239,822,945,198.12/359,737,181,281.66 = 86,679,465,799.62/x
  3. Step 3: Cross multiply
    239,822,945,198.12x = 359,737,181,281.66 × 86,679,465,799.62
  4. Step 4: Simplify right side
    239,822,945,198.12x = 31,181,826,701,755,343,175,680
  5. Step 5: Solve for x
    x = 31,181,826,701,755,343,175,680/239,822,945,198.12
  6. Step 6: Final answer
    x = 130,020,197,508.61

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1.5x scale

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.