Home / 422,111,424.61-582,513,821.23-233,951,866.22

Finding the Fourth Proportional to 422,111,424.61, 582,513,821.23 and 233,951,866.22

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Solution

The fourth proportional to 422,111,424.61, 582,513,821.23 and 233,951,866.22 is: 322,853,606.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,111,424.61 : 582,513,821.23 = 233,951,866.22 : x
  2. Step 2: Convert to fraction form
    422,111,424.61/582,513,821.23 = 233,951,866.22/x
  3. Step 3: Cross multiply
    422,111,424.61x = 582,513,821.23 × 233,951,866.22
  4. Step 4: Simplify right side
    422,111,424.61x = 136,280,195,576,027,920
  5. Step 5: Solve for x
    x = 136,280,195,576,027,920/422,111,424.61
  6. Step 6: Final answer
    x = 322,853,606.02

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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.