Home / 1,100,489,388.32-1,518,675,304.56-605,441,468

Finding the Fourth Proportional to 1,100,489,388.32, 1,518,675,304.56 and 605,441,468

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Solution

The fourth proportional to 1,100,489,388.32, 1,518,675,304.56 and 605,441,468 is: 835,509,197.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,489,388.32 : 1,518,675,304.56 = 605,441,468 : x
  2. Step 2: Convert to fraction form
    1,100,489,388.32/1,518,675,304.56 = 605,441,468/x
  3. Step 3: Cross multiply
    1,100,489,388.32x = 1,518,675,304.56 × 605,441,468
  4. Step 4: Simplify right side
    1,100,489,388.32x = 919,469,005,808,153,472
  5. Step 5: Solve for x
    x = 919,469,005,808,153,472/1,100,489,388.32
  6. Step 6: Final answer
    x = 835,509,197.61

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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.