Home / 203,629,887.90-281,149,834.41-190,620,212.22

Finding the Fourth Proportional to 203,629,887.90, 281,149,834.41 and 190,620,212.22

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Solution

The fourth proportional to 203,629,887.90, 281,149,834.41 and 190,620,212.22 is: 263,187,499.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,629,887.90 : 281,149,834.41 = 190,620,212.22 : x
  2. Step 2: Convert to fraction form
    203,629,887.90/281,149,834.41 = 190,620,212.22/x
  3. Step 3: Cross multiply
    203,629,887.90x = 281,149,834.41 × 190,620,212.22
  4. Step 4: Simplify right side
    203,629,887.90x = 53,592,841,100,852,064
  5. Step 5: Solve for x
    x = 53,592,841,100,852,064/203,629,887.90
  6. Step 6: Final answer
    x = 263,187,499.90

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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.