Home / 193,544,906.20-290,749,896.90-161,694,410.20

Finding the Fourth Proportional to 193,544,906.20, 290,749,896.90 and 161,694,410.20

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Solution

The fourth proportional to 193,544,906.20, 290,749,896.90 and 161,694,410.20 is: 242,902,972.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,544,906.20 : 290,749,896.90 = 161,694,410.20 : x
  2. Step 2: Convert to fraction form
    193,544,906.20/290,749,896.90 = 161,694,410.20/x
  3. Step 3: Cross multiply
    193,544,906.20x = 290,749,896.90 × 161,694,410.20
  4. Step 4: Simplify right side
    193,544,906.20x = 47,012,633,094,956,304
  5. Step 5: Solve for x
    x = 47,012,633,094,956,304/193,544,906.20
  6. Step 6: Final answer
    x = 242,902,972.84

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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.