Home / 886,121,626.88-1,222,917,553.21-504,659,791.18

Finding the Fourth Proportional to 886,121,626.88, 1,222,917,553.21 and 504,659,791.18

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Solution

The fourth proportional to 886,121,626.88, 1,222,917,553.21 and 504,659,791.18 is: 696,470,211.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,121,626.88 : 1,222,917,553.21 = 504,659,791.18 : x
  2. Step 2: Convert to fraction form
    886,121,626.88/1,222,917,553.21 = 504,659,791.18/x
  3. Step 3: Cross multiply
    886,121,626.88x = 1,222,917,553.21 × 504,659,791.18
  4. Step 4: Simplify right side
    886,121,626.88x = 617,157,317,039,427,072
  5. Step 5: Solve for x
    x = 617,157,317,039,427,072/886,121,626.88
  6. Step 6: Final answer
    x = 696,470,211.67

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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.