Home / 87,903,507.74-131,874,159.72-29,616,977.76

Finding the Fourth Proportional to 87,903,507.74, 131,874,159.72 and 29,616,977.76

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Solution

The fourth proportional to 87,903,507.74, 131,874,159.72 and 29,616,977.76 is: 44,431,833.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,903,507.74 : 131,874,159.72 = 29,616,977.76 : x
  2. Step 2: Convert to fraction form
    87,903,507.74/131,874,159.72 = 29,616,977.76/x
  3. Step 3: Cross multiply
    87,903,507.74x = 131,874,159.72 × 29,616,977.76
  4. Step 4: Simplify right side
    87,903,507.74x = 3,905,714,055,545,928
  5. Step 5: Solve for x
    x = 3,905,714,055,545,928/87,903,507.74
  6. Step 6: Final answer
    x = 44,431,833.90

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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.