Home / 135,762,680.10-203,644,020.15-49,503,900.90

Finding the Fourth Proportional to 135,762,680.10, 203,644,020.15 and 49,503,900.90

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Solution

The fourth proportional to 135,762,680.10, 203,644,020.15 and 49,503,900.90 is: 74,255,851.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,762,680.10 : 203,644,020.15 = 49,503,900.90 : x
  2. Step 2: Convert to fraction form
    135,762,680.10/203,644,020.15 = 49,503,900.90/x
  3. Step 3: Cross multiply
    135,762,680.10x = 203,644,020.15 × 49,503,900.90
  4. Step 4: Simplify right side
    135,762,680.10x = 10,081,173,392,383,204
  5. Step 5: Solve for x
    x = 10,081,173,392,383,204/135,762,680.10
  6. Step 6: Final answer
    x = 74,255,851.35

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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.