Home / 87,493,732.92-131,210,205.48-48,691,398.96

Finding the Fourth Proportional to 87,493,732.92, 131,210,205.48 and 48,691,398.96

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Solution

The fourth proportional to 87,493,732.92, 131,210,205.48 and 48,691,398.96 is: 73,020,183.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,493,732.92 : 131,210,205.48 = 48,691,398.96 : x
  2. Step 2: Convert to fraction form
    87,493,732.92/131,210,205.48 = 48,691,398.96/x
  3. Step 3: Cross multiply
    87,493,732.92x = 131,210,205.48 × 48,691,398.96
  4. Step 4: Simplify right side
    87,493,732.92x = 6,388,808,462,650,259
  5. Step 5: Solve for x
    x = 6,388,808,462,650,259/87,493,732.92
  6. Step 6: Final answer
    x = 73,020,183.84

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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.