Home / 204,213,901.37-281,816,982.47-111,394,822.01

Finding the Fourth Proportional to 204,213,901.37, 281,816,982.47 and 111,394,822.01

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Solution

The fourth proportional to 204,213,901.37, 281,816,982.47 and 111,394,822.01 is: 153,725,835.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,213,901.37 : 281,816,982.47 = 111,394,822.01 : x
  2. Step 2: Convert to fraction form
    204,213,901.37/281,816,982.47 = 111,394,822.01/x
  3. Step 3: Cross multiply
    204,213,901.37x = 281,816,982.47 × 111,394,822.01
  4. Step 4: Simplify right side
    204,213,901.37x = 31,392,952,600,510,344
  5. Step 5: Solve for x
    x = 31,392,952,600,510,344/204,213,901.37
  6. Step 6: Final answer
    x = 153,725,835.46

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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.