Home / 204,556,286.40-306,834,429.60-75,256,691.10

Finding the Fourth Proportional to 204,556,286.40, 306,834,429.60 and 75,256,691.10

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Solution

The fourth proportional to 204,556,286.40, 306,834,429.60 and 75,256,691.10 is: 112,885,036.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,556,286.40 : 306,834,429.60 = 75,256,691.10 : x
  2. Step 2: Convert to fraction form
    204,556,286.40/306,834,429.60 = 75,256,691.10/x
  3. Step 3: Cross multiply
    204,556,286.40x = 306,834,429.60 × 75,256,691.10
  4. Step 4: Simplify right side
    204,556,286.40x = 23,091,343,887,251,896
  5. Step 5: Solve for x
    x = 23,091,343,887,251,896/204,556,286.40
  6. Step 6: Final answer
    x = 112,885,036.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.