Home / 255,363,121.86-383,098,541.34-82,826,536.56

Finding the Fourth Proportional to 255,363,121.86, 383,098,541.34 and 82,826,536.56

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Solution

The fourth proportional to 255,363,121.86, 383,098,541.34 and 82,826,536.56 is: 124,257,273.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,363,121.86 : 383,098,541.34 = 82,826,536.56 : x
  2. Step 2: Convert to fraction form
    255,363,121.86/383,098,541.34 = 82,826,536.56/x
  3. Step 3: Cross multiply
    255,363,121.86x = 383,098,541.34 × 82,826,536.56
  4. Step 4: Simplify right side
    255,363,121.86x = 31,730,725,340,380,180
  5. Step 5: Solve for x
    x = 31,730,725,340,380,180/255,363,121.86
  6. Step 6: Final answer
    x = 124,257,273.76

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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.