Home / 607,568,217.15-838,448,162.91-329,109,739.77

Finding the Fourth Proportional to 607,568,217.15, 838,448,162.91 and 329,109,739.77

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Solution

The fourth proportional to 607,568,217.15, 838,448,162.91 and 329,109,739.77 is: 454,173,620.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,568,217.15 : 838,448,162.91 = 329,109,739.77 : x
  2. Step 2: Convert to fraction form
    607,568,217.15/838,448,162.91 = 329,109,739.77/x
  3. Step 3: Cross multiply
    607,568,217.15x = 838,448,162.91 × 329,109,739.77
  4. Step 4: Simplify right side
    607,568,217.15x = 275,941,456,705,944,640
  5. Step 5: Solve for x
    x = 275,941,456,705,944,640/607,568,217.15
  6. Step 6: Final answer
    x = 454,173,620.21

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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.