Home / 87,903,498.24-131,874,145.47-29,616,968.25

Finding the Fourth Proportional to 87,903,498.24, 131,874,145.47 and 29,616,968.25

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Solution

The fourth proportional to 87,903,498.24, 131,874,145.47 and 29,616,968.25 is: 44,431,819.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,903,498.24 : 131,874,145.47 = 29,616,968.25 : x
  2. Step 2: Convert to fraction form
    87,903,498.24/131,874,145.47 = 29,616,968.25/x
  3. Step 3: Cross multiply
    87,903,498.24x = 131,874,145.47 × 29,616,968.25
  4. Step 4: Simplify right side
    87,903,498.24x = 3,905,712,379,380,871.50
  5. Step 5: Solve for x
    x = 3,905,712,379,380,871.50/87,903,498.24
  6. Step 6: Final answer
    x = 44,431,819.64

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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.