Home / 11,922,581,640,620-16,466,734,508,742-8,013,867,109,120.20

Finding the Fourth Proportional to 11,922,581,640,620, 16,466,734,508,742 and 8,013,867,109,120.20

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Solution

The fourth proportional to 11,922,581,640,620, 16,466,734,508,742 and 8,013,867,109,120.20 is: 11,068,259,044,218.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,922,581,640,620 : 16,466,734,508,742 = 8,013,867,109,120.20 : x
  2. Step 2: Convert to fraction form
    11,922,581,640,620/16,466,734,508,742 = 8,013,867,109,120.20/x
  3. Step 3: Cross multiply
    11,922,581,640,620x = 16,466,734,508,742 × 8,013,867,109,120.20
  4. Step 4: Simplify right side
    11,922,581,640,620x = 131,962,222,074,222,089,498,263,552
  5. Step 5: Solve for x
    x = 131,962,222,074,222,089,498,263,552/11,922,581,640,620
  6. Step 6: Final answer
    x = 11,068,259,044,218.19

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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.