Home / 179,611,820.70-269,039,817.45-149,378,732.70

Finding the Fourth Proportional to 179,611,820.70, 269,039,817.45 and 149,378,732.70

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Solution

The fourth proportional to 179,611,820.70, 269,039,817.45 and 149,378,732.70 is: 223,753,797.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,611,820.70 : 269,039,817.45 = 149,378,732.70 : x
  2. Step 2: Convert to fraction form
    179,611,820.70/269,039,817.45 = 149,378,732.70/x
  3. Step 3: Cross multiply
    179,611,820.70x = 269,039,817.45 × 149,378,732.70
  4. Step 4: Simplify right side
    179,611,820.70x = 40,188,826,976,520,344
  5. Step 5: Solve for x
    x = 40,188,826,976,520,344/179,611,820.70
  6. Step 6: Final answer
    x = 223,753,797.61

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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.