Home / 80,182,020.63-110,651,188.43-43,512,591.63

Finding the Fourth Proportional to 80,182,020.63, 110,651,188.43 and 43,512,591.63

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Solution

The fourth proportional to 80,182,020.63, 110,651,188.43 and 43,512,591.63 is: 60,047,376.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,182,020.63 : 110,651,188.43 = 43,512,591.63 : x
  2. Step 2: Convert to fraction form
    80,182,020.63/110,651,188.43 = 43,512,591.63/x
  3. Step 3: Cross multiply
    80,182,020.63x = 110,651,188.43 × 43,512,591.63
  4. Step 4: Simplify right side
    80,182,020.63x = 4,814,719,975,222,610
  5. Step 5: Solve for x
    x = 4,814,719,975,222,610/80,182,020.63
  6. Step 6: Final answer
    x = 60,047,376.43

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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.