Home / 203,821,832.74-305,430,418.08-149,704,605.22

Finding the Fourth Proportional to 203,821,832.74, 305,430,418.08 and 149,704,605.22

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Solution

The fourth proportional to 203,821,832.74, 305,430,418.08 and 149,704,605.22 is: 224,334,849.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,821,832.74 : 305,430,418.08 = 149,704,605.22 : x
  2. Step 2: Convert to fraction form
    203,821,832.74/305,430,418.08 = 149,704,605.22/x
  3. Step 3: Cross multiply
    203,821,832.74x = 305,430,418.08 × 149,704,605.22
  4. Step 4: Simplify right side
    203,821,832.74x = 45,724,340,160,845,944
  5. Step 5: Solve for x
    x = 45,724,340,160,845,944/203,821,832.74
  6. Step 6: Final answer
    x = 224,334,849.44

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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.