Home / 196,940,843.20-295,147,204.74-153,274,330.24

Finding the Fourth Proportional to 196,940,843.20, 295,147,204.74 and 153,274,330.24

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Solution

The fourth proportional to 196,940,843.20, 295,147,204.74 and 153,274,330.24 is: 229,705,983.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,940,843.20 : 295,147,204.74 = 153,274,330.24 : x
  2. Step 2: Convert to fraction form
    196,940,843.20/295,147,204.74 = 153,274,330.24/x
  3. Step 3: Cross multiply
    196,940,843.20x = 295,147,204.74 × 153,274,330.24
  4. Step 4: Simplify right side
    196,940,843.20x = 45,238,490,128,731,656
  5. Step 5: Solve for x
    x = 45,238,490,128,731,656/196,940,843.20
  6. Step 6: Final answer
    x = 229,705,983.75

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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.