Home / 20,012,158,993,970-27,615,263,807,702-11,231,123,969,842

Finding the Fourth Proportional to 20,012,158,993,970, 27,615,263,807,702 and 11,231,123,969,842

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Solution

The fourth proportional to 20,012,158,993,970, 27,615,263,807,702 and 11,231,123,969,842 is: 15,498,100,498,684.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,012,158,993,970 : 27,615,263,807,702 = 11,231,123,969,842 : x
  2. Step 2: Convert to fraction form
    20,012,158,993,970/27,615,263,807,702 = 11,231,123,969,842/x
  3. Step 3: Cross multiply
    20,012,158,993,970x = 27,615,263,807,702 × 11,231,123,969,842
  4. Step 4: Simplify right side
    20,012,158,993,970x = 310,150,451,284,192,207,954,771,968
  5. Step 5: Solve for x
    x = 310,150,451,284,192,207,954,771,968/20,012,158,993,970
  6. Step 6: Final answer
    x = 15,498,100,498,684.11

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1.5x scale

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.