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Finding the Fourth Proportional to 361,207,266.80, 541,810,900.20 and 88,578,033.80

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Solution

The fourth proportional to 361,207,266.80, 541,810,900.20 and 88,578,033.80 is: 132,867,050.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,207,266.80 : 541,810,900.20 = 88,578,033.80 : x
  2. Step 2: Convert to fraction form
    361,207,266.80/541,810,900.20 = 88,578,033.80/x
  3. Step 3: Cross multiply
    361,207,266.80x = 541,810,900.20 × 88,578,033.80
  4. Step 4: Simplify right side
    361,207,266.80x = 47,992,544,231,124,032
  5. Step 5: Solve for x
    x = 47,992,544,231,124,032/361,207,266.80
  6. Step 6: Final answer
    x = 132,867,050.70

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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.