Home / 203,982,649.56-281,488,906.62-111,161,263.32

Finding the Fourth Proportional to 203,982,649.56, 281,488,906.62 and 111,161,263.32

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Solution

The fourth proportional to 203,982,649.56, 281,488,906.62 and 111,161,263.32 is: 153,398,647.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,982,649.56 : 281,488,906.62 = 111,161,263.32 : x
  2. Step 2: Convert to fraction form
    203,982,649.56/281,488,906.62 = 111,161,263.32/x
  3. Step 3: Cross multiply
    203,982,649.56x = 281,488,906.62 × 111,161,263.32
  4. Step 4: Simplify right side
    203,982,649.56x = 31,290,662,470,444,708
  5. Step 5: Solve for x
    x = 31,290,662,470,444,708/203,982,649.56
  6. Step 6: Final answer
    x = 153,398,647.08

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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.