Home / 304,801,424.44-420,637,527.78-170,841,816.73

Finding the Fourth Proportional to 304,801,424.44, 420,637,527.78 and 170,841,816.73

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Solution

The fourth proportional to 304,801,424.44, 420,637,527.78 and 170,841,816.73 is: 235,768,187.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,801,424.44 : 420,637,527.78 = 170,841,816.73 : x
  2. Step 2: Convert to fraction form
    304,801,424.44/420,637,527.78 = 170,841,816.73/x
  3. Step 3: Cross multiply
    304,801,424.44x = 420,637,527.78 × 170,841,816.73
  4. Step 4: Simplify right side
    304,801,424.44x = 71,862,479,428,647,848
  5. Step 5: Solve for x
    x = 71,862,479,428,647,848/304,801,424.44
  6. Step 6: Final answer
    x = 235,768,187.63

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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.