Home / 327,333,218.54-491,091,944.25-143,116,872.26

Finding the Fourth Proportional to 327,333,218.54, 491,091,944.25 and 143,116,872.26

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Solution

The fourth proportional to 327,333,218.54, 491,091,944.25 and 143,116,872.26 is: 214,715,583.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,333,218.54 : 491,091,944.25 = 143,116,872.26 : x
  2. Step 2: Convert to fraction form
    327,333,218.54/491,091,944.25 = 143,116,872.26/x
  3. Step 3: Cross multiply
    327,333,218.54x = 491,091,944.25 × 143,116,872.26
  4. Step 4: Simplify right side
    327,333,218.54x = 70,283,543,053,142,288
  5. Step 5: Solve for x
    x = 70,283,543,053,142,288/327,333,218.54
  6. Step 6: Final answer
    x = 214,715,583.61

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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.