Home / 282,376,593.92-422,264,609.94-268,601,643.20

Finding the Fourth Proportional to 282,376,593.92, 422,264,609.94 and 268,601,643.20

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Solution

The fourth proportional to 282,376,593.92, 422,264,609.94 and 268,601,643.20 is: 401,665,614.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,376,593.92 : 422,264,609.94 = 268,601,643.20 : x
  2. Step 2: Convert to fraction form
    282,376,593.92/422,264,609.94 = 268,601,643.20/x
  3. Step 3: Cross multiply
    282,376,593.92x = 422,264,609.94 × 268,601,643.20
  4. Step 4: Simplify right side
    282,376,593.92x = 113,420,968,095,091,040
  5. Step 5: Solve for x
    x = 113,420,968,095,091,040/282,376,593.92
  6. Step 6: Final answer
    x = 401,665,614.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.