Home / 204,213,587.68-281,816,549.59-111,394,508.32

Finding the Fourth Proportional to 204,213,587.68, 281,816,549.59 and 111,394,508.32

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Solution

The fourth proportional to 204,213,587.68, 281,816,549.59 and 111,394,508.32 is: 153,725,402.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,213,587.68 : 281,816,549.59 = 111,394,508.32 : x
  2. Step 2: Convert to fraction form
    204,213,587.68/281,816,549.59 = 111,394,508.32/x
  3. Step 3: Cross multiply
    204,213,587.68x = 281,816,549.59 × 111,394,508.32
  4. Step 4: Simplify right side
    204,213,587.68x = 31,392,815,977,033,916
  5. Step 5: Solve for x
    x = 31,392,815,977,033,916/204,213,587.68
  6. Step 6: Final answer
    x = 153,725,402.58

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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.