Home / 140,148,408.20-192,000,109.68-134,908,540.88

Finding the Fourth Proportional to 140,148,408.20, 192,000,109.68 and 134,908,540.88

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Solution

The fourth proportional to 140,148,408.20, 192,000,109.68 and 134,908,540.88 is: 184,821,611.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,148,408.20 : 192,000,109.68 = 134,908,540.88 : x
  2. Step 2: Convert to fraction form
    140,148,408.20/192,000,109.68 = 134,908,540.88/x
  3. Step 3: Cross multiply
    140,148,408.20x = 192,000,109.68 × 134,908,540.88
  4. Step 4: Simplify right side
    140,148,408.20x = 25,902,454,645,728,764
  5. Step 5: Solve for x
    x = 25,902,454,645,728,764/140,148,408.20
  6. Step 6: Final answer
    x = 184,821,611.45

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.