Home / 204,213,586.93-281,816,548.55-111,394,507.57

Finding the Fourth Proportional to 204,213,586.93, 281,816,548.55 and 111,394,507.57

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Solution

The fourth proportional to 204,213,586.93, 281,816,548.55 and 111,394,507.57 is: 153,725,401.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,213,586.93 : 281,816,548.55 = 111,394,507.57 : x
  2. Step 2: Convert to fraction form
    204,213,586.93/281,816,548.55 = 111,394,507.57/x
  3. Step 3: Cross multiply
    204,213,586.93x = 281,816,548.55 × 111,394,507.57
  4. Step 4: Simplify right side
    204,213,586.93x = 31,392,815,649,960,460
  5. Step 5: Solve for x
    x = 31,392,815,649,960,460/204,213,586.93
  6. Step 6: Final answer
    x = 153,725,401.54

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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.