Home / 1,720,806,028,399.20-2,374,920,554,285-979,393,128,033.22

Finding the Fourth Proportional to 1,720,806,028,399.20, 2,374,920,554,285 and 979,393,128,033.22

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Solution

The fourth proportional to 1,720,806,028,399.20, 2,374,920,554,285 and 979,393,128,033.22 is: 1,351,681,033,251.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,806,028,399.20 : 2,374,920,554,285 = 979,393,128,033.22 : x
  2. Step 2: Convert to fraction form
    1,720,806,028,399.20/2,374,920,554,285 = 979,393,128,033.22/x
  3. Step 3: Cross multiply
    1,720,806,028,399.20x = 2,374,920,554,285 × 979,393,128,033.22
  4. Step 4: Simplify right side
    1,720,806,028,399.20x = 2,325,980,870,491,574,701,654,016
  5. Step 5: Solve for x
    x = 2,325,980,870,491,574,701,654,016/1,720,806,028,399.20
  6. Step 6: Final answer
    x = 1,351,681,033,251.23

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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.