Home / 168,311,043.72-232,266,979.17-93,972,743.33

Finding the Fourth Proportional to 168,311,043.72, 232,266,979.17 and 93,972,743.33

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Solution

The fourth proportional to 168,311,043.72, 232,266,979.17 and 93,972,743.33 is: 129,681,123.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,311,043.72 : 232,266,979.17 = 93,972,743.33 : x
  2. Step 2: Convert to fraction form
    168,311,043.72/232,266,979.17 = 93,972,743.33/x
  3. Step 3: Cross multiply
    168,311,043.72x = 232,266,979.17 × 93,972,743.33
  4. Step 4: Simplify right side
    168,311,043.72x = 21,826,765,216,415,532
  5. Step 5: Solve for x
    x = 21,826,765,216,415,532/168,311,043.72
  6. Step 6: Final answer
    x = 129,681,123.32

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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.