Home / 1,368,388,040.58-1,888,579,958.49-1,077,223,634.82

Finding the Fourth Proportional to 1,368,388,040.58, 1,888,579,958.49 and 1,077,223,634.82

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Solution

The fourth proportional to 1,368,388,040.58, 1,888,579,958.49 and 1,077,223,634.82 is: 1,486,729,573.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,388,040.58 : 1,888,579,958.49 = 1,077,223,634.82 : x
  2. Step 2: Convert to fraction form
    1,368,388,040.58/1,888,579,958.49 = 1,077,223,634.82/x
  3. Step 3: Cross multiply
    1,368,388,040.58x = 1,888,579,958.49 × 1,077,223,634.82
  4. Step 4: Simplify right side
    1,368,388,040.58x = 2,034,422,967,532,802,304
  5. Step 5: Solve for x
    x = 2,034,422,967,532,802,304/1,368,388,040.58
  6. Step 6: Final answer
    x = 1,486,729,573.19

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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.