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Finding the Fourth Proportional to 615,380,793.90, 923,071,190.85 and 184,559,289.90

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Solution

The fourth proportional to 615,380,793.90, 923,071,190.85 and 184,559,289.90 is: 276,838,934.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,380,793.90 : 923,071,190.85 = 184,559,289.90 : x
  2. Step 2: Convert to fraction form
    615,380,793.90/923,071,190.85 = 184,559,289.90/x
  3. Step 3: Cross multiply
    615,380,793.90x = 923,071,190.85 × 184,559,289.90
  4. Step 4: Simplify right side
    615,380,793.90x = 170,361,363,510,423,392
  5. Step 5: Solve for x
    x = 170,361,363,510,423,392/615,380,793.90
  6. Step 6: Final answer
    x = 276,838,934.85

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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.