Home / 271,974,439.59-408,041,246.75-87,738,371.43

Finding the Fourth Proportional to 271,974,439.59, 408,041,246.75 and 87,738,371.43

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Solution

The fourth proportional to 271,974,439.59, 408,041,246.75 and 87,738,371.43 is: 131,633,231.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,974,439.59 : 408,041,246.75 = 87,738,371.43 : x
  2. Step 2: Convert to fraction form
    271,974,439.59/408,041,246.75 = 87,738,371.43/x
  3. Step 3: Cross multiply
    271,974,439.59x = 408,041,246.75 × 87,738,371.43
  4. Step 4: Simplify right side
    271,974,439.59x = 35,800,874,465,673,092
  5. Step 5: Solve for x
    x = 35,800,874,465,673,092/271,974,439.59
  6. Step 6: Final answer
    x = 131,633,231.86

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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.