Home / 422,040,569.61-582,419,405.72-233,872,006.61

Finding the Fourth Proportional to 422,040,569.61, 582,419,405.72 and 233,872,006.61

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Solution

The fourth proportional to 422,040,569.61, 582,419,405.72 and 233,872,006.61 is: 322,745,264.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,040,569.61 : 582,419,405.72 = 233,872,006.61 : x
  2. Step 2: Convert to fraction form
    422,040,569.61/582,419,405.72 = 233,872,006.61/x
  3. Step 3: Cross multiply
    422,040,569.61x = 582,419,405.72 × 233,872,006.61
  4. Step 4: Simplify right side
    422,040,569.61x = 136,211,595,103,170,768
  5. Step 5: Solve for x
    x = 136,211,595,103,170,768/422,040,569.61
  6. Step 6: Final answer
    x = 322,745,264.11

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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.