Home / 11,922,581,640,621-16,466,734,508,743-8,013,867,109,121.20

Finding the Fourth Proportional to 11,922,581,640,621, 16,466,734,508,743 and 8,013,867,109,121.20

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Solution

The fourth proportional to 11,922,581,640,621, 16,466,734,508,743 and 8,013,867,109,121.20 is: 11,068,259,044,219.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,922,581,640,621 : 16,466,734,508,743 = 8,013,867,109,121.20 : x
  2. Step 2: Convert to fraction form
    11,922,581,640,621/16,466,734,508,743 = 8,013,867,109,121.20/x
  3. Step 3: Cross multiply
    11,922,581,640,621x = 16,466,734,508,743 × 8,013,867,109,121.20
  4. Step 4: Simplify right side
    11,922,581,640,621x = 131,962,222,074,246,570,811,850,752
  5. Step 5: Solve for x
    x = 131,962,222,074,246,570,811,850,752/11,922,581,640,621
  6. Step 6: Final answer
    x = 11,068,259,044,219.32

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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.