Home / 305,504,301.06-458,174,406.19-84,122,934.36

Finding the Fourth Proportional to 305,504,301.06, 458,174,406.19 and 84,122,934.36

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Solution

The fourth proportional to 305,504,301.06, 458,174,406.19 and 84,122,934.36 is: 126,161,809.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,504,301.06 : 458,174,406.19 = 84,122,934.36 : x
  2. Step 2: Convert to fraction form
    305,504,301.06/458,174,406.19 = 84,122,934.36/x
  3. Step 3: Cross multiply
    305,504,301.06x = 458,174,406.19 × 84,122,934.36
  4. Step 4: Simplify right side
    305,504,301.06x = 38,542,975,497,353,344
  5. Step 5: Solve for x
    x = 38,542,975,497,353,344/305,504,301.06
  6. Step 6: Final answer
    x = 126,161,809.71

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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.