Home / 282,376,543.94-422,264,535.05-268,601,593.22

Finding the Fourth Proportional to 282,376,543.94, 422,264,535.05 and 268,601,593.22

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Solution

The fourth proportional to 282,376,543.94, 422,264,535.05 and 268,601,593.22 is: 401,665,539.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,376,543.94 : 422,264,535.05 = 268,601,593.22 : x
  2. Step 2: Convert to fraction form
    282,376,543.94/422,264,535.05 = 268,601,593.22/x
  3. Step 3: Cross multiply
    282,376,543.94x = 422,264,535.05 × 268,601,593.22
  4. Step 4: Simplify right side
    282,376,543.94x = 113,420,926,874,732,544
  5. Step 5: Solve for x
    x = 113,420,926,874,732,544/282,376,543.94
  6. Step 6: Final answer
    x = 401,665,539.54

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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.