Home / 848,792,176.70-1,273,860,111.45-331,470,448.70

Finding the Fourth Proportional to 848,792,176.70, 1,273,860,111.45 and 331,470,448.70

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Solution

The fourth proportional to 848,792,176.70, 1,273,860,111.45 and 331,470,448.70 is: 497,468,042.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,792,176.70 : 1,273,860,111.45 = 331,470,448.70 : x
  2. Step 2: Convert to fraction form
    848,792,176.70/1,273,860,111.45 = 331,470,448.70/x
  3. Step 3: Cross multiply
    848,792,176.70x = 1,273,860,111.45 × 331,470,448.70
  4. Step 4: Simplify right side
    848,792,176.70x = 422,246,982,723,363,520
  5. Step 5: Solve for x
    x = 422,246,982,723,363,520/848,792,176.70
  6. Step 6: Final answer
    x = 497,468,042.61

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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.