Home / 65,587,512.70-98,383,601.85-20,149,234.30

Finding the Fourth Proportional to 65,587,512.70, 98,383,601.85 and 20,149,234.30

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Solution

The fourth proportional to 65,587,512.70, 98,383,601.85 and 20,149,234.30 is: 30,224,568.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,587,512.70 : 98,383,601.85 = 20,149,234.30 : x
  2. Step 2: Convert to fraction form
    65,587,512.70/98,383,601.85 = 20,149,234.30/x
  3. Step 3: Cross multiply
    65,587,512.70x = 98,383,601.85 × 20,149,234.30
  4. Step 4: Simplify right side
    65,587,512.70x = 1,982,354,244,953,563.50
  5. Step 5: Solve for x
    x = 1,982,354,244,953,563.50/65,587,512.70
  6. Step 6: Final answer
    x = 30,224,568.11

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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.