Home / 367,825,434.52-507,722,101.42-219,193,163.82

Finding the Fourth Proportional to 367,825,434.52, 507,722,101.42 and 219,193,163.82

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Solution

The fourth proportional to 367,825,434.52, 507,722,101.42 and 219,193,163.82 is: 302,559,864.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,825,434.52 : 507,722,101.42 = 219,193,163.82 : x
  2. Step 2: Convert to fraction form
    367,825,434.52/507,722,101.42 = 219,193,163.82/x
  3. Step 3: Cross multiply
    367,825,434.52x = 507,722,101.42 × 219,193,163.82
  4. Step 4: Simplify right side
    367,825,434.52x = 111,289,213,751,588,720
  5. Step 5: Solve for x
    x = 111,289,213,751,588,720/367,825,434.52
  6. Step 6: Final answer
    x = 302,559,864.84

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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.