Home / 10,074,787,107.45-13,907,664,949.19-6,508,233,407.49

Finding the Fourth Proportional to 10,074,787,107.45, 13,907,664,949.19 and 6,508,233,407.49

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Solution

The fourth proportional to 10,074,787,107.45, 13,907,664,949.19 and 6,508,233,407.49 is: 8,984,242,413.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,074,787,107.45 : 13,907,664,949.19 = 6,508,233,407.49 : x
  2. Step 2: Convert to fraction form
    10,074,787,107.45/13,907,664,949.19 = 6,508,233,407.49/x
  3. Step 3: Cross multiply
    10,074,787,107.45x = 13,907,664,949.19 × 6,508,233,407.49
  4. Step 4: Simplify right side
    10,074,787,107.45x = 90,514,329,642,463,526,912
  5. Step 5: Solve for x
    x = 90,514,329,642,463,526,912/10,074,787,107.45
  6. Step 6: Final answer
    x = 8,984,242,413.97

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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.