Home / 181,505,112.66-250,498,231.56-103,200,399

Finding the Fourth Proportional to 181,505,112.66, 250,498,231.56 and 103,200,399

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Solution

The fourth proportional to 181,505,112.66, 250,498,231.56 and 103,200,399 is: 142,428,590.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,505,112.66 : 250,498,231.56 = 103,200,399 : x
  2. Step 2: Convert to fraction form
    181,505,112.66/250,498,231.56 = 103,200,399/x
  3. Step 3: Cross multiply
    181,505,112.66x = 250,498,231.56 × 103,200,399
  4. Step 4: Simplify right side
    181,505,112.66x = 25,851,517,445,786,392
  5. Step 5: Solve for x
    x = 25,851,517,445,786,392/181,505,112.66
  6. Step 6: Final answer
    x = 142,428,590.95

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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.