Home / 394,582,102.20-592,004,601.90-132,292,607.40

Finding the Fourth Proportional to 394,582,102.20, 592,004,601.90 and 132,292,607.40

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Solution

The fourth proportional to 394,582,102.20, 592,004,601.90 and 132,292,607.40 is: 198,482,982.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,582,102.20 : 592,004,601.90 = 132,292,607.40 : x
  2. Step 2: Convert to fraction form
    394,582,102.20/592,004,601.90 = 132,292,607.40/x
  3. Step 3: Cross multiply
    394,582,102.20x = 592,004,601.90 × 132,292,607.40
  4. Step 4: Simplify right side
    394,582,102.20x = 78,317,832,378,150,000
  5. Step 5: Solve for x
    x = 78,317,832,378,150,000/394,582,102.20
  6. Step 6: Final answer
    x = 198,482,982.23

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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.