Home / 84,284,604.92-116,332,191.82-54,864,694.56

Finding the Fourth Proportional to 84,284,604.92, 116,332,191.82 and 54,864,694.56

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Solution

The fourth proportional to 84,284,604.92, 116,332,191.82 and 54,864,694.56 is: 75,725,930.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,284,604.92 : 116,332,191.82 = 54,864,694.56 : x
  2. Step 2: Convert to fraction form
    84,284,604.92/116,332,191.82 = 54,864,694.56/x
  3. Step 3: Cross multiply
    84,284,604.92x = 116,332,191.82 × 54,864,694.56
  4. Step 4: Simplify right side
    84,284,604.92x = 6,382,530,171,699,630
  5. Step 5: Solve for x
    x = 6,382,530,171,699,630/84,284,604.92
  6. Step 6: Final answer
    x = 75,725,930.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.