Home / 118,958,198.44-178,396,887.20-41,216,958.65

Finding the Fourth Proportional to 118,958,198.44, 178,396,887.20 and 41,216,958.65

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Solution

The fourth proportional to 118,958,198.44, 178,396,887.20 and 41,216,958.65 is: 61,811,436.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,958,198.44 : 178,396,887.20 = 41,216,958.65 : x
  2. Step 2: Convert to fraction form
    118,958,198.44/178,396,887.20 = 41,216,958.65/x
  3. Step 3: Cross multiply
    118,958,198.44x = 178,396,887.20 × 41,216,958.65
  4. Step 4: Simplify right side
    118,958,198.44x = 7,352,977,121,913,045
  5. Step 5: Solve for x
    x = 7,352,977,121,913,045/118,958,198.44
  6. Step 6: Final answer
    x = 61,811,436.44

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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.