Home / 259,821,890-389,616,350.04-154,826,751.44

Finding the Fourth Proportional to 259,821,890, 389,616,350.04 and 154,826,751.44

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Solution

The fourth proportional to 259,821,890, 389,616,350.04 and 154,826,751.44 is: 232,170,714.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,821,890 : 389,616,350.04 = 154,826,751.44 : x
  2. Step 2: Convert to fraction form
    259,821,890/389,616,350.04 = 154,826,751.44/x
  3. Step 3: Cross multiply
    259,821,890x = 389,616,350.04 × 154,826,751.44
  4. Step 4: Simplify right side
    259,821,890x = 60,323,033,784,603,120
  5. Step 5: Solve for x
    x = 60,323,033,784,603,120/259,821,890
  6. Step 6: Final answer
    x = 232,170,714.27

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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.