Home / 87,677,485.20-131,534,890.20-27,099,334.80

Finding the Fourth Proportional to 87,677,485.20, 131,534,890.20 and 27,099,334.80

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Solution

The fourth proportional to 87,677,485.20, 131,534,890.20 and 27,099,334.80 is: 40,654,770.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,677,485.20 : 131,534,890.20 = 27,099,334.80 : x
  2. Step 2: Convert to fraction form
    87,677,485.20/131,534,890.20 = 27,099,334.80/x
  3. Step 3: Cross multiply
    87,677,485.20x = 131,534,890.20 × 27,099,334.80
  4. Step 4: Simplify right side
    87,677,485.20x = 3,564,508,027,411,039
  5. Step 5: Solve for x
    x = 3,564,508,027,411,039/87,677,485.20
  6. Step 6: Final answer
    x = 40,654,770.37

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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.