Home / 217,161,318.33-325,739,134.40-53,400,488.49

Finding the Fourth Proportional to 217,161,318.33, 325,739,134.40 and 53,400,488.49

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Solution

The fourth proportional to 217,161,318.33, 325,739,134.40 and 53,400,488.49 is: 80,100,033.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,161,318.33 : 325,739,134.40 = 53,400,488.49 : x
  2. Step 2: Convert to fraction form
    217,161,318.33/325,739,134.40 = 53,400,488.49/x
  3. Step 3: Cross multiply
    217,161,318.33x = 325,739,134.40 × 53,400,488.49
  4. Step 4: Simplify right side
    217,161,318.33x = 17,394,628,897,002,760
  5. Step 5: Solve for x
    x = 17,394,628,897,002,760/217,161,318.33
  6. Step 6: Final answer
    x = 80,100,033.61

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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.