Home / 425,187,730.38-586,759,063.11-229,617,442.38

Finding the Fourth Proportional to 425,187,730.38, 586,759,063.11 and 229,617,442.38

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Solution

The fourth proportional to 425,187,730.38, 586,759,063.11 and 229,617,442.38 is: 316,872,067.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,187,730.38 : 586,759,063.11 = 229,617,442.38 : x
  2. Step 2: Convert to fraction form
    425,187,730.38/586,759,063.11 = 229,617,442.38/x
  3. Step 3: Cross multiply
    425,187,730.38x = 586,759,063.11 × 229,617,442.38
  4. Step 4: Simplify right side
    425,187,730.38x = 134,730,115,364,603,216
  5. Step 5: Solve for x
    x = 134,730,115,364,603,216/425,187,730.38
  6. Step 6: Final answer
    x = 316,872,067.88

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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.