Home / 263,022,665.52-363,022,618.68-158,617,734.96

Finding the Fourth Proportional to 263,022,665.52, 363,022,618.68 and 158,617,734.96

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Solution

The fourth proportional to 263,022,665.52, 363,022,618.68 and 158,617,734.96 is: 218,923,435.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,022,665.52 : 363,022,618.68 = 158,617,734.96 : x
  2. Step 2: Convert to fraction form
    263,022,665.52/363,022,618.68 = 158,617,734.96/x
  3. Step 3: Cross multiply
    263,022,665.52x = 363,022,618.68 × 158,617,734.96
  4. Step 4: Simplify right side
    263,022,665.52x = 57,581,825,514,269,392
  5. Step 5: Solve for x
    x = 57,581,825,514,269,392/263,022,665.52
  6. Step 6: Final answer
    x = 218,923,435.36

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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.