Home / 204,213,561.62-281,816,513.62-111,394,482.26

Finding the Fourth Proportional to 204,213,561.62, 281,816,513.62 and 111,394,482.26

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Solution

The fourth proportional to 204,213,561.62, 281,816,513.62 and 111,394,482.26 is: 153,725,366.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,213,561.62 : 281,816,513.62 = 111,394,482.26 : x
  2. Step 2: Convert to fraction form
    204,213,561.62/281,816,513.62 = 111,394,482.26/x
  3. Step 3: Cross multiply
    204,213,561.62x = 281,816,513.62 × 111,394,482.26
  4. Step 4: Simplify right side
    204,213,561.62x = 31,392,804,625,330,568
  5. Step 5: Solve for x
    x = 31,392,804,625,330,568/204,213,561.62
  6. Step 6: Final answer
    x = 153,725,366.61

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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.