Home / 87,844,437.94-131,784,268.11-30,338,817.46

Finding the Fourth Proportional to 87,844,437.94, 131,784,268.11 and 30,338,817.46

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Solution

The fourth proportional to 87,844,437.94, 131,784,268.11 and 30,338,817.46 is: 45,514,308.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,844,437.94 : 131,784,268.11 = 30,338,817.46 : x
  2. Step 2: Convert to fraction form
    87,844,437.94/131,784,268.11 = 30,338,817.46/x
  3. Step 3: Cross multiply
    87,844,437.94x = 131,784,268.11 × 30,338,817.46
  4. Step 4: Simplify right side
    87,844,437.94x = 3,998,178,854,288,989.50
  5. Step 5: Solve for x
    x = 3,998,178,854,288,989.50/87,844,437.94
  6. Step 6: Final answer
    x = 45,514,308.57

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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.