Home / 293,366,351.89-404,848,787.85-161,207,382.57

Finding the Fourth Proportional to 293,366,351.89, 404,848,787.85 and 161,207,382.57

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Solution

The fourth proportional to 293,366,351.89, 404,848,787.85 and 161,207,382.57 is: 222,467,958.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,366,351.89 : 404,848,787.85 = 161,207,382.57 : x
  2. Step 2: Convert to fraction form
    293,366,351.89/404,848,787.85 = 161,207,382.57/x
  3. Step 3: Cross multiply
    293,366,351.89x = 404,848,787.85 × 161,207,382.57
  4. Step 4: Simplify right side
    293,366,351.89x = 65,264,613,425,129,680
  5. Step 5: Solve for x
    x = 65,264,613,425,129,680/293,366,351.89
  6. Step 6: Final answer
    x = 222,467,958.60

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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.