Home / 225,778,037.70-338,566,958.07-120,707,884.62

Finding the Fourth Proportional to 225,778,037.70, 338,566,958.07 and 120,707,884.62

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Solution

The fourth proportional to 225,778,037.70, 338,566,958.07 and 120,707,884.62 is: 181,008,311.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,778,037.70 : 338,566,958.07 = 120,707,884.62 : x
  2. Step 2: Convert to fraction form
    225,778,037.70/338,566,958.07 = 120,707,884.62/x
  3. Step 3: Cross multiply
    225,778,037.70x = 338,566,958.07 × 120,707,884.62
  4. Step 4: Simplify right side
    225,778,037.70x = 40,867,701,310,857,936
  5. Step 5: Solve for x
    x = 40,867,701,310,857,936/225,778,037.70
  6. Step 6: Final answer
    x = 181,008,311.20

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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.