Home / 204,310,548.36-281,954,511.45-111,497,034.78

Finding the Fourth Proportional to 204,310,548.36, 281,954,511.45 and 111,497,034.78

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Solution

The fourth proportional to 204,310,548.36, 281,954,511.45 and 111,497,034.78 is: 153,869,157.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,310,548.36 : 281,954,511.45 = 111,497,034.78 : x
  2. Step 2: Convert to fraction form
    204,310,548.36/281,954,511.45 = 111,497,034.78/x
  3. Step 3: Cross multiply
    204,310,548.36x = 281,954,511.45 × 111,497,034.78
  4. Step 4: Simplify right side
    204,310,548.36x = 31,437,091,969,518,556
  5. Step 5: Solve for x
    x = 31,437,091,969,518,556/204,310,548.36
  6. Step 6: Final answer
    x = 153,869,157.62

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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.