Home / 1,074,940,456.89-1,612,502,198.46-328,123,974

Finding the Fourth Proportional to 1,074,940,456.89, 1,612,502,198.46 and 328,123,974

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Solution

The fourth proportional to 1,074,940,456.89, 1,612,502,198.46 and 328,123,974 is: 492,213,895.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,940,456.89 : 1,612,502,198.46 = 328,123,974 : x
  2. Step 2: Convert to fraction form
    1,074,940,456.89/1,612,502,198.46 = 328,123,974/x
  3. Step 3: Cross multiply
    1,074,940,456.89x = 1,612,502,198.46 × 328,123,974
  4. Step 4: Simplify right side
    1,074,940,456.89x = 529,100,629,442,431,872
  5. Step 5: Solve for x
    x = 529,100,629,442,431,872/1,074,940,456.89
  6. Step 6: Final answer
    x = 492,213,895.25

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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.