Home / 134,969,433.26-186,257,997.52-73,089,878.54

Finding the Fourth Proportional to 134,969,433.26, 186,257,997.52 and 73,089,878.54

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Solution

The fourth proportional to 134,969,433.26, 186,257,997.52 and 73,089,878.54 is: 100,864,129.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,969,433.26 : 186,257,997.52 = 73,089,878.54 : x
  2. Step 2: Convert to fraction form
    134,969,433.26/186,257,997.52 = 73,089,878.54/x
  3. Step 3: Cross multiply
    134,969,433.26x = 186,257,997.52 × 73,089,878.54
  4. Step 4: Simplify right side
    134,969,433.26x = 13,613,574,414,726,406
  5. Step 5: Solve for x
    x = 13,613,574,414,726,406/134,969,433.26
  6. Step 6: Final answer
    x = 100,864,129.65

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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.