Home / 3,929,141,935.66-5,422,188,287.73-2,144,995,388.50

Finding the Fourth Proportional to 3,929,141,935.66, 5,422,188,287.73 and 2,144,995,388.50

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Solution

The fourth proportional to 3,929,141,935.66, 5,422,188,287.73 and 2,144,995,388.50 is: 2,960,078,577.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,141,935.66 : 5,422,188,287.73 = 2,144,995,388.50 : x
  2. Step 2: Convert to fraction form
    3,929,141,935.66/5,422,188,287.73 = 2,144,995,388.50/x
  3. Step 3: Cross multiply
    3,929,141,935.66x = 5,422,188,287.73 × 2,144,995,388.50
  4. Step 4: Simplify right side
    3,929,141,935.66x = 11,630,568,872,759,560,192
  5. Step 5: Solve for x
    x = 11,630,568,872,759,560,192/3,929,141,935.66
  6. Step 6: Final answer
    x = 2,960,078,577.77

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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.