Home / 195,613,455.40-293,420,183.10-127,589,007.40

Finding the Fourth Proportional to 195,613,455.40, 293,420,183.10 and 127,589,007.40

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Solution

The fourth proportional to 195,613,455.40, 293,420,183.10 and 127,589,007.40 is: 191,383,511.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,613,455.40 : 293,420,183.10 = 127,589,007.40 : x
  2. Step 2: Convert to fraction form
    195,613,455.40/293,420,183.10 = 127,589,007.40/x
  3. Step 3: Cross multiply
    195,613,455.40x = 293,420,183.10 × 127,589,007.40
  4. Step 4: Simplify right side
    195,613,455.40x = 37,437,189,912,855,256
  5. Step 5: Solve for x
    x = 37,437,189,912,855,256/195,613,455.40
  6. Step 6: Final answer
    x = 191,383,511.10

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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.