Home / 848,792,243.20-1,273,860,211.20-331,470,515.20

Finding the Fourth Proportional to 848,792,243.20, 1,273,860,211.20 and 331,470,515.20

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Solution

The fourth proportional to 848,792,243.20, 1,273,860,211.20 and 331,470,515.20 is: 497,468,142.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,792,243.20 : 1,273,860,211.20 = 331,470,515.20 : x
  2. Step 2: Convert to fraction form
    848,792,243.20/1,273,860,211.20 = 331,470,515.20/x
  3. Step 3: Cross multiply
    848,792,243.20x = 1,273,860,211.20 × 331,470,515.20
  4. Step 4: Simplify right side
    848,792,243.20x = 422,247,100,499,244,800
  5. Step 5: Solve for x
    x = 422,247,100,499,244,800/848,792,243.20
  6. Step 6: Final answer
    x = 497,468,142.39

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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.