Home / 1,210,718,794,619.40-1,816,079,939,794-494,422,741,801.28

Finding the Fourth Proportional to 1,210,718,794,619.40, 1,816,079,939,794 and 494,422,741,801.28

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Solution

The fourth proportional to 1,210,718,794,619.40, 1,816,079,939,794 and 494,422,741,801.28 is: 741,634,826,479.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,718,794,619.40 : 1,816,079,939,794 = 494,422,741,801.28 : x
  2. Step 2: Convert to fraction form
    1,210,718,794,619.40/1,816,079,939,794 = 494,422,741,801.28/x
  3. Step 3: Cross multiply
    1,210,718,794,619.40x = 1,816,079,939,794 × 494,422,741,801.28
  4. Step 4: Simplify right side
    1,210,718,794,619.40x = 897,911,223,163,253,109,555,200
  5. Step 5: Solve for x
    x = 897,911,223,163,253,109,555,200/1,210,718,794,619.40
  6. Step 6: Final answer
    x = 741,634,826,479.69

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.