Home / 329,281,330.78-493,951,028.78-92,932,957.85

Finding the Fourth Proportional to 329,281,330.78, 493,951,028.78 and 92,932,957.85

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Solution

The fourth proportional to 329,281,330.78, 493,951,028.78 and 92,932,957.85 is: 139,407,630.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,281,330.78 : 493,951,028.78 = 92,932,957.85 : x
  2. Step 2: Convert to fraction form
    329,281,330.78/493,951,028.78 = 92,932,957.85/x
  3. Step 3: Cross multiply
    329,281,330.78x = 493,951,028.78 × 92,932,957.85
  4. Step 4: Simplify right side
    329,281,330.78x = 45,904,330,135,644,608
  5. Step 5: Solve for x
    x = 45,904,330,135,644,608/329,281,330.78
  6. Step 6: Final answer
    x = 139,407,630.63

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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.