Home / 204,213,847.74-281,816,908.48-111,394,768.38

Finding the Fourth Proportional to 204,213,847.74, 281,816,908.48 and 111,394,768.38

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Solution

The fourth proportional to 204,213,847.74, 281,816,908.48 and 111,394,768.38 is: 153,725,761.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,213,847.74 : 281,816,908.48 = 111,394,768.38 : x
  2. Step 2: Convert to fraction form
    204,213,847.74/281,816,908.48 = 111,394,768.38/x
  3. Step 3: Cross multiply
    204,213,847.74x = 281,816,908.48 × 111,394,768.38
  4. Step 4: Simplify right side
    204,213,847.74x = 31,392,929,245,697,260
  5. Step 5: Solve for x
    x = 31,392,929,245,697,260/204,213,847.74
  6. Step 6: Final answer
    x = 153,725,761.47

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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.