Home / 498,191,412.33-687,504,122.76-269,046,163.71

Finding the Fourth Proportional to 498,191,412.33, 687,504,122.76 and 269,046,163.71

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Solution

The fourth proportional to 498,191,412.33, 687,504,122.76 and 269,046,163.71 is: 371,283,691.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,191,412.33 : 687,504,122.76 = 269,046,163.71 : x
  2. Step 2: Convert to fraction form
    498,191,412.33/687,504,122.76 = 269,046,163.71/x
  3. Step 3: Cross multiply
    498,191,412.33x = 687,504,122.76 × 269,046,163.71
  4. Step 4: Simplify right side
    498,191,412.33x = 184,970,346,763,386,880
  5. Step 5: Solve for x
    x = 184,970,346,763,386,880/498,191,412.33
  6. Step 6: Final answer
    x = 371,283,691.74

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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.