Home / 18,247,320,396.09-27,378,846,271.46-9,851,559,058.55

Finding the Fourth Proportional to 18,247,320,396.09, 27,378,846,271.46 and 9,851,559,058.55

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Solution

The fourth proportional to 18,247,320,396.09, 27,378,846,271.46 and 9,851,559,058.55 is: 14,781,585,194.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,247,320,396.09 : 27,378,846,271.46 = 9,851,559,058.55 : x
  2. Step 2: Convert to fraction form
    18,247,320,396.09/27,378,846,271.46 = 9,851,559,058.55/x
  3. Step 3: Cross multiply
    18,247,320,396.09x = 27,378,846,271.46 × 9,851,559,058.55
  4. Step 4: Simplify right side
    18,247,320,396.09x = 269,724,320,998,268,862,464
  5. Step 5: Solve for x
    x = 269,724,320,998,268,862,464/18,247,320,396.09
  6. Step 6: Final answer
    x = 14,781,585,194.07

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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.