Home / 80,181,556.86-110,650,619.55-43,512,127.74

Finding the Fourth Proportional to 80,181,556.86, 110,650,619.55 and 43,512,127.74

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Solution

The fourth proportional to 80,181,556.86, 110,650,619.55 and 43,512,127.74 is: 60,046,774.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,181,556.86 : 110,650,619.55 = 43,512,127.74 : x
  2. Step 2: Convert to fraction form
    80,181,556.86/110,650,619.55 = 43,512,127.74/x
  3. Step 3: Cross multiply
    80,181,556.86x = 110,650,619.55 × 43,512,127.74
  4. Step 4: Simplify right side
    80,181,556.86x = 4,814,643,892,369,741
  5. Step 5: Solve for x
    x = 4,814,643,892,369,741/80,181,556.86
  6. Step 6: Final answer
    x = 60,046,774.86

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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.