Home / 482,058,286.29-665,247,724.13-270,412,032.78

Finding the Fourth Proportional to 482,058,286.29, 665,247,724.13 and 270,412,032.78

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Solution

The fourth proportional to 482,058,286.29, 665,247,724.13 and 270,412,032.78 is: 373,172,694.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,058,286.29 : 665,247,724.13 = 270,412,032.78 : x
  2. Step 2: Convert to fraction form
    482,058,286.29/665,247,724.13 = 270,412,032.78/x
  3. Step 3: Cross multiply
    482,058,286.29x = 665,247,724.13 × 270,412,032.78
  4. Step 4: Simplify right side
    482,058,286.29x = 179,890,989,384,261,952
  5. Step 5: Solve for x
    x = 179,890,989,384,261,952/482,058,286.29
  6. Step 6: Final answer
    x = 373,172,694.05

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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.