Home / 87,926,958.20-131,828,997.30-52,006,676.60

Finding the Fourth Proportional to 87,926,958.20, 131,828,997.30 and 52,006,676.60

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Solution

The fourth proportional to 87,926,958.20, 131,828,997.30 and 52,006,676.60 is: 77,973,674.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,926,958.20 : 131,828,997.30 = 52,006,676.60 : x
  2. Step 2: Convert to fraction form
    87,926,958.20/131,828,997.30 = 52,006,676.60/x
  3. Step 3: Cross multiply
    87,926,958.20x = 131,828,997.30 × 52,006,676.60
  4. Step 4: Simplify right side
    87,926,958.20x = 6,855,988,029,083,373
  5. Step 5: Solve for x
    x = 6,855,988,029,083,373/87,926,958.20
  6. Step 6: Final answer
    x = 77,973,674.62

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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.