Home / 57,471,215.20-86,206,822.80-51,235,640.80

Finding the Fourth Proportional to 57,471,215.20, 86,206,822.80 and 51,235,640.80

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Solution

The fourth proportional to 57,471,215.20, 86,206,822.80 and 51,235,640.80 is: 76,853,461.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,471,215.20 : 86,206,822.80 = 51,235,640.80 : x
  2. Step 2: Convert to fraction form
    57,471,215.20/86,206,822.80 = 51,235,640.80/x
  3. Step 3: Cross multiply
    57,471,215.20x = 86,206,822.80 × 51,235,640.80
  4. Step 4: Simplify right side
    57,471,215.20x = 4,416,861,807,490,050
  5. Step 5: Solve for x
    x = 4,416,861,807,490,050/57,471,215.20
  6. Step 6: Final answer
    x = 76,853,461.20

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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.