Home / 236,646,508.13-354,858,039.94-138,306,426.54

Finding the Fourth Proportional to 236,646,508.13, 354,858,039.94 and 138,306,426.54

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Solution

The fourth proportional to 236,646,508.13, 354,858,039.94 and 138,306,426.54 is: 207,394,344.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,646,508.13 : 354,858,039.94 = 138,306,426.54 : x
  2. Step 2: Convert to fraction form
    236,646,508.13/354,858,039.94 = 138,306,426.54/x
  3. Step 3: Cross multiply
    236,646,508.13x = 354,858,039.94 × 138,306,426.54
  4. Step 4: Simplify right side
    236,646,508.13x = 49,079,147,433,089,992
  5. Step 5: Solve for x
    x = 49,079,147,433,089,992/236,646,508.13
  6. Step 6: Final answer
    x = 207,394,344.51

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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.