Home / 367,129,743.96-506,675,644.78-274,148,826.52

Finding the Fourth Proportional to 367,129,743.96, 506,675,644.78 and 274,148,826.52

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Solution

The fourth proportional to 367,129,743.96, 506,675,644.78 and 274,148,826.52 is: 378,352,709.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,129,743.96 : 506,675,644.78 = 274,148,826.52 : x
  2. Step 2: Convert to fraction form
    367,129,743.96/506,675,644.78 = 274,148,826.52/x
  3. Step 3: Cross multiply
    367,129,743.96x = 506,675,644.78 × 274,148,826.52
  4. Step 4: Simplify right side
    367,129,743.96x = 138,904,533,442,701,344
  5. Step 5: Solve for x
    x = 138,904,533,442,701,344/367,129,743.96
  6. Step 6: Final answer
    x = 378,352,709.71

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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.