Home / 4,205,505,481.86-5,805,384,542.00-2,620,380,604.55

Finding the Fourth Proportional to 4,205,505,481.86, 5,805,384,542.00 and 2,620,380,604.55

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Solution

The fourth proportional to 4,205,505,481.86, 5,805,384,542.00 and 2,620,380,604.55 is: 3,617,238,669.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,205,505,481.86 : 5,805,384,542.00 = 2,620,380,604.55 : x
  2. Step 2: Convert to fraction form
    4,205,505,481.86/5,805,384,542.00 = 2,620,380,604.55/x
  3. Step 3: Cross multiply
    4,205,505,481.86x = 5,805,384,542.00 × 2,620,380,604.55
  4. Step 4: Simplify right side
    4,205,505,481.86x = 15,212,317,055,786,878,976
  5. Step 5: Solve for x
    x = 15,212,317,055,786,878,976/4,205,505,481.86
  6. Step 6: Final answer
    x = 3,617,238,669.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.