Home / 123,822,333.40-185,520,923.70-80,669,324.20

Finding the Fourth Proportional to 123,822,333.40, 185,520,923.70 and 80,669,324.20

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Solution

The fourth proportional to 123,822,333.40, 185,520,923.70 and 80,669,324.20 is: 120,865,494.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,822,333.40 : 185,520,923.70 = 80,669,324.20 : x
  2. Step 2: Convert to fraction form
    123,822,333.40/185,520,923.70 = 80,669,324.20/x
  3. Step 3: Cross multiply
    123,822,333.40x = 185,520,923.70 × 80,669,324.20
  4. Step 4: Simplify right side
    123,822,333.40x = 14,965,847,539,838,764
  5. Step 5: Solve for x
    x = 14,965,847,539,838,764/123,822,333.40
  6. Step 6: Final answer
    x = 120,865,494.37

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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.