Home / 255,756,102.89-383,469,210.23-100,325,615.85

Finding the Fourth Proportional to 255,756,102.89, 383,469,210.23 and 100,325,615.85

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Solution

The fourth proportional to 255,756,102.89, 383,469,210.23 and 100,325,615.85 is: 150,423,721.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,756,102.89 : 383,469,210.23 = 100,325,615.85 : x
  2. Step 2: Convert to fraction form
    255,756,102.89/383,469,210.23 = 100,325,615.85/x
  3. Step 3: Cross multiply
    255,756,102.89x = 383,469,210.23 × 100,325,615.85
  4. Step 4: Simplify right side
    255,756,102.89x = 38,471,784,675,336,240
  5. Step 5: Solve for x
    x = 38,471,784,675,336,240/255,756,102.89
  6. Step 6: Final answer
    x = 150,423,721.04

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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.