Home / 196,992,342.70-295,488,514.05-186,410,761.90

Finding the Fourth Proportional to 196,992,342.70, 295,488,514.05 and 186,410,761.90

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Solution

The fourth proportional to 196,992,342.70, 295,488,514.05 and 186,410,761.90 is: 279,616,142.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,992,342.70 : 295,488,514.05 = 186,410,761.90 : x
  2. Step 2: Convert to fraction form
    196,992,342.70/295,488,514.05 = 186,410,761.90/x
  3. Step 3: Cross multiply
    196,992,342.70x = 295,488,514.05 × 186,410,761.90
  4. Step 4: Simplify right side
    196,992,342.70x = 55,082,239,036,759,360
  5. Step 5: Solve for x
    x = 55,082,239,036,759,360/196,992,342.70
  6. Step 6: Final answer
    x = 279,616,142.85

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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.