Home / 19,028,136,304.62-28,542,022,696.98-11,568,778,539.21

Finding the Fourth Proportional to 19,028,136,304.62, 28,542,022,696.98 and 11,568,778,539.21

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Solution

The fourth proportional to 19,028,136,304.62, 28,542,022,696.98 and 11,568,778,539.21 is: 17,353,057,301.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,028,136,304.62 : 28,542,022,696.98 = 11,568,778,539.21 : x
  2. Step 2: Convert to fraction form
    19,028,136,304.62/28,542,022,696.98 = 11,568,778,539.21/x
  3. Step 3: Cross multiply
    19,028,136,304.62x = 28,542,022,696.98 × 11,568,778,539.21
  4. Step 4: Simplify right side
    19,028,136,304.62x = 330,196,339,642,466,893,824
  5. Step 5: Solve for x
    x = 330,196,339,642,466,893,824/19,028,136,304.62
  6. Step 6: Final answer
    x = 17,353,057,301.90

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Why These Related Problems?

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