Home / 415,982,935.20-574,049,434.86-230,339,965.08

Finding the Fourth Proportional to 415,982,935.20, 574,049,434.86 and 230,339,965.08

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Solution

The fourth proportional to 415,982,935.20, 574,049,434.86 and 230,339,965.08 is: 317,865,267.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,982,935.20 : 574,049,434.86 = 230,339,965.08 : x
  2. Step 2: Convert to fraction form
    415,982,935.20/574,049,434.86 = 230,339,965.08/x
  3. Step 3: Cross multiply
    415,982,935.20x = 574,049,434.86 × 230,339,965.08
  4. Step 4: Simplify right side
    415,982,935.20x = 132,226,526,779,846,144
  5. Step 5: Solve for x
    x = 132,226,526,779,846,144/415,982,935.20
  6. Step 6: Final answer
    x = 317,865,267.04

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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.