Home / 87,336,093.60-131,004,140.40-55,024,480.80

Finding the Fourth Proportional to 87,336,093.60, 131,004,140.40 and 55,024,480.80

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Solution

The fourth proportional to 87,336,093.60, 131,004,140.40 and 55,024,480.80 is: 82,536,721.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,336,093.60 : 131,004,140.40 = 55,024,480.80 : x
  2. Step 2: Convert to fraction form
    87,336,093.60/131,004,140.40 = 55,024,480.80/x
  3. Step 3: Cross multiply
    87,336,093.60x = 131,004,140.40 × 55,024,480.80
  4. Step 4: Simplify right side
    87,336,093.60x = 7,208,434,808,160,304
  5. Step 5: Solve for x
    x = 7,208,434,808,160,304/87,336,093.60
  6. Step 6: Final answer
    x = 82,536,721.20

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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.