Home / 277,691,134.12-383,216,876.28-158,629,487.26

Finding the Fourth Proportional to 277,691,134.12, 383,216,876.28 and 158,629,487.26

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Solution

The fourth proportional to 277,691,134.12, 383,216,876.28 and 158,629,487.26 is: 218,910,469.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,691,134.12 : 383,216,876.28 = 158,629,487.26 : x
  2. Step 2: Convert to fraction form
    277,691,134.12/383,216,876.28 = 158,629,487.26/x
  3. Step 3: Cross multiply
    277,691,134.12x = 383,216,876.28 × 158,629,487.26
  4. Step 4: Simplify right side
    277,691,134.12x = 60,789,496,593,675,248
  5. Step 5: Solve for x
    x = 60,789,496,593,675,248/277,691,134.12
  6. Step 6: Final answer
    x = 218,910,469.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.