Home / 196,940,761.20-295,147,081.80-153,274,247.64

Finding the Fourth Proportional to 196,940,761.20, 295,147,081.80 and 153,274,247.64

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Solution

The fourth proportional to 196,940,761.20, 295,147,081.80 and 153,274,247.64 is: 229,705,859.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,940,761.20 : 295,147,081.80 = 153,274,247.64 : x
  2. Step 2: Convert to fraction form
    196,940,761.20/295,147,081.80 = 153,274,247.64/x
  3. Step 3: Cross multiply
    196,940,761.20x = 295,147,081.80 × 153,274,247.64
  4. Step 4: Simplify right side
    196,940,761.20x = 45,238,446,906,036,536
  5. Step 5: Solve for x
    x = 45,238,446,906,036,536/196,940,761.20
  6. Step 6: Final answer
    x = 229,705,859.93

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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.