Home / 87,383,608.20-131,106,905.10-36,302,286.60

Finding the Fourth Proportional to 87,383,608.20, 131,106,905.10 and 36,302,286.60

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Solution

The fourth proportional to 87,383,608.20, 131,106,905.10 and 36,302,286.60 is: 54,466,513.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,383,608.20 : 131,106,905.10 = 36,302,286.60 : x
  2. Step 2: Convert to fraction form
    87,383,608.20/131,106,905.10 = 36,302,286.60/x
  3. Step 3: Cross multiply
    87,383,608.20x = 131,106,905.10 × 36,302,286.60
  4. Step 4: Simplify right side
    87,383,608.20x = 4,759,480,444,179,202
  5. Step 5: Solve for x
    x = 4,759,480,444,179,202/87,383,608.20
  6. Step 6: Final answer
    x = 54,466,513.14

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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.