Home / 454,414,571.38-680,928,198.72-269,818,532.74

Finding the Fourth Proportional to 454,414,571.38, 680,928,198.72 and 269,818,532.74

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Solution

The fourth proportional to 454,414,571.38, 680,928,198.72 and 269,818,532.74 is: 404,315,924.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,414,571.38 : 680,928,198.72 = 269,818,532.74 : x
  2. Step 2: Convert to fraction form
    454,414,571.38/680,928,198.72 = 269,818,532.74/x
  3. Step 3: Cross multiply
    454,414,571.38x = 680,928,198.72 × 269,818,532.74
  4. Step 4: Simplify right side
    454,414,571.38x = 183,727,047,479,921,568
  5. Step 5: Solve for x
    x = 183,727,047,479,921,568/454,414,571.38
  6. Step 6: Final answer
    x = 404,315,924.38

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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.