Home / 87,331,693.24-131,013,226.32-29,810,512

Finding the Fourth Proportional to 87,331,693.24, 131,013,226.32 and 29,810,512

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Solution

The fourth proportional to 87,331,693.24, 131,013,226.32 and 29,810,512 is: 44,721,122.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,331,693.24 : 131,013,226.32 = 29,810,512 : x
  2. Step 2: Convert to fraction form
    87,331,693.24/131,013,226.32 = 29,810,512/x
  3. Step 3: Cross multiply
    87,331,693.24x = 131,013,226.32 × 29,810,512
  4. Step 4: Simplify right side
    87,331,693.24x = 3,905,571,355,371,075.50
  5. Step 5: Solve for x
    x = 3,905,571,355,371,075.50/87,331,693.24
  6. Step 6: Final answer
    x = 44,721,122.54

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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.