Home / 3,782,172,518.18-5,668,745,172.12-1,760,317,074.26

Finding the Fourth Proportional to 3,782,172,518.18, 5,668,745,172.12 and 1,760,317,074.26

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Solution

The fourth proportional to 3,782,172,518.18, 5,668,745,172.12 and 1,760,317,074.26 is: 2,638,374,867.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782,172,518.18 : 5,668,745,172.12 = 1,760,317,074.26 : x
  2. Step 2: Convert to fraction form
    3,782,172,518.18/5,668,745,172.12 = 1,760,317,074.26/x
  3. Step 3: Cross multiply
    3,782,172,518.18x = 5,668,745,172.12 × 1,760,317,074.26
  4. Step 4: Simplify right side
    3,782,172,518.18x = 9,978,788,916,111,777,792
  5. Step 5: Solve for x
    x = 9,978,788,916,111,777,792/3,782,172,518.18
  6. Step 6: Final answer
    x = 2,638,374,867.39

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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.