Home / 2,805,469,973.84-3,871,546,037.09-1,583,619,338.95

Finding the Fourth Proportional to 2,805,469,973.84, 3,871,546,037.09 and 1,583,619,338.95

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Solution

The fourth proportional to 2,805,469,973.84, 3,871,546,037.09 and 1,583,619,338.95 is: 2,185,393,261.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,805,469,973.84 : 3,871,546,037.09 = 1,583,619,338.95 : x
  2. Step 2: Convert to fraction form
    2,805,469,973.84/3,871,546,037.09 = 1,583,619,338.95/x
  3. Step 3: Cross multiply
    2,805,469,973.84x = 3,871,546,037.09 × 1,583,619,338.95
  4. Step 4: Simplify right side
    2,805,469,973.84x = 6,131,055,175,981,288,448
  5. Step 5: Solve for x
    x = 6,131,055,175,981,288,448/2,805,469,973.84
  6. Step 6: Final answer
    x = 2,185,393,261.43

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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.