Home / 384,121,081.17-576,180,766.70-296,809,556.72

Finding the Fourth Proportional to 384,121,081.17, 576,180,766.70 and 296,809,556.72

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Solution

The fourth proportional to 384,121,081.17, 576,180,766.70 and 296,809,556.72 is: 445,213,674.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,121,081.17 : 576,180,766.70 = 296,809,556.72 : x
  2. Step 2: Convert to fraction form
    384,121,081.17/576,180,766.70 = 296,809,556.72/x
  3. Step 3: Cross multiply
    384,121,081.17x = 576,180,766.70 × 296,809,556.72
  4. Step 4: Simplify right side
    384,121,081.17x = 171,015,957,950,451,776
  5. Step 5: Solve for x
    x = 171,015,957,950,451,776/384,121,081.17
  6. Step 6: Final answer
    x = 445,213,674.37

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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.