Home / 204,213,567-281,816,521.04-111,394,487.64

Finding the Fourth Proportional to 204,213,567, 281,816,521.04 and 111,394,487.64

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Solution

The fourth proportional to 204,213,567, 281,816,521.04 and 111,394,487.64 is: 153,725,374.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,213,567 : 281,816,521.04 = 111,394,487.64 : x
  2. Step 2: Convert to fraction form
    204,213,567/281,816,521.04 = 111,394,487.64/x
  3. Step 3: Cross multiply
    204,213,567x = 281,816,521.04 × 111,394,487.64
  4. Step 4: Simplify right side
    204,213,567x = 31,392,806,969,738,084
  5. Step 5: Solve for x
    x = 31,392,806,969,738,084/204,213,567
  6. Step 6: Final answer
    x = 153,725,374.03

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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.