Home / 339,226,771.20-508,934,635.20-166,709,212.80

Finding the Fourth Proportional to 339,226,771.20, 508,934,635.20 and 166,709,212.80

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Solution

The fourth proportional to 339,226,771.20, 508,934,635.20 and 166,709,212.80 is: 250,110,249.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,226,771.20 : 508,934,635.20 = 166,709,212.80 : x
  2. Step 2: Convert to fraction form
    339,226,771.20/508,934,635.20 = 166,709,212.80/x
  3. Step 3: Cross multiply
    339,226,771.20x = 508,934,635.20 × 166,709,212.80
  4. Step 4: Simplify right side
    339,226,771.20x = 84,844,092,400,847,168
  5. Step 5: Solve for x
    x = 84,844,092,400,847,168/339,226,771.20
  6. Step 6: Final answer
    x = 250,110,249.56

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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.