Home / 414,232,659.62-571,653,189.51-226,073,021.88

Finding the Fourth Proportional to 414,232,659.62, 571,653,189.51 and 226,073,021.88

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Solution

The fourth proportional to 414,232,659.62, 571,653,189.51 and 226,073,021.88 is: 311,987,384.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,232,659.62 : 571,653,189.51 = 226,073,021.88 : x
  2. Step 2: Convert to fraction form
    414,232,659.62/571,653,189.51 = 226,073,021.88/x
  3. Step 3: Cross multiply
    414,232,659.62x = 571,653,189.51 × 226,073,021.88
  4. Step 4: Simplify right side
    414,232,659.62x = 129,235,364,019,866,016
  5. Step 5: Solve for x
    x = 129,235,364,019,866,016/414,232,659.62
  6. Step 6: Final answer
    x = 311,987,384.43

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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.