Home / 326,082,936.20-489,124,404.30-222,770,805.80

Finding the Fourth Proportional to 326,082,936.20, 489,124,404.30 and 222,770,805.80

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Solution

The fourth proportional to 326,082,936.20, 489,124,404.30 and 222,770,805.80 is: 334,156,208.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,082,936.20 : 489,124,404.30 = 222,770,805.80 : x
  2. Step 2: Convert to fraction form
    326,082,936.20/489,124,404.30 = 222,770,805.80/x
  3. Step 3: Cross multiply
    326,082,936.20x = 489,124,404.30 × 222,770,805.80
  4. Step 4: Simplify right side
    326,082,936.20x = 108,962,637,682,356,000
  5. Step 5: Solve for x
    x = 108,962,637,682,356,000/326,082,936.20
  6. Step 6: Final answer
    x = 334,156,208.70

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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.