Home / 189,092,896.30-283,556,967.42-100,442,067.22

Finding the Fourth Proportional to 189,092,896.30, 283,556,967.42 and 100,442,067.22

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Solution

The fourth proportional to 189,092,896.30, 283,556,967.42 and 100,442,067.22 is: 150,619,343.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,092,896.30 : 283,556,967.42 = 100,442,067.22 : x
  2. Step 2: Convert to fraction form
    189,092,896.30/283,556,967.42 = 100,442,067.22/x
  3. Step 3: Cross multiply
    189,092,896.30x = 283,556,967.42 × 100,442,067.22
  4. Step 4: Simplify right side
    189,092,896.30x = 28,481,047,982,298,992
  5. Step 5: Solve for x
    x = 28,481,047,982,298,992/189,092,896.30
  6. Step 6: Final answer
    x = 150,619,343.93

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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.