Home / 929,270,123.37-1,394,160,593.85-274,221,217.44

Finding the Fourth Proportional to 929,270,123.37, 1,394,160,593.85 and 274,221,217.44

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Solution

The fourth proportional to 929,270,123.37, 1,394,160,593.85 and 274,221,217.44 is: 411,407,195.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,270,123.37 : 1,394,160,593.85 = 274,221,217.44 : x
  2. Step 2: Convert to fraction form
    929,270,123.37/1,394,160,593.85 = 274,221,217.44/x
  3. Step 3: Cross multiply
    929,270,123.37x = 1,394,160,593.85 × 274,221,217.44
  4. Step 4: Simplify right side
    929,270,123.37x = 382,308,415,352,420,352
  5. Step 5: Solve for x
    x = 382,308,415,352,420,352/929,270,123.37
  6. Step 6: Final answer
    x = 411,407,195.54

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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.