Home / 304,320,661.20-419,927,082.97-170,365,912.61

Finding the Fourth Proportional to 304,320,661.20, 419,927,082.97 and 170,365,912.61

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Solution

The fourth proportional to 304,320,661.20, 419,927,082.97 and 170,365,912.61 is: 235,085,125.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,320,661.20 : 419,927,082.97 = 170,365,912.61 : x
  2. Step 2: Convert to fraction form
    304,320,661.20/419,927,082.97 = 170,365,912.61/x
  3. Step 3: Cross multiply
    304,320,661.20x = 419,927,082.97 × 170,365,912.61
  4. Step 4: Simplify right side
    304,320,661.20x = 71,541,260,718,789,424
  5. Step 5: Solve for x
    x = 71,541,260,718,789,424/304,320,661.20
  6. Step 6: Final answer
    x = 235,085,125.13

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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.