Home / 168,530,794.87-252,796,192.31-47,362,246.87

Finding the Fourth Proportional to 168,530,794.87, 252,796,192.31 and 47,362,246.87

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Solution

The fourth proportional to 168,530,794.87, 252,796,192.31 and 47,362,246.87 is: 71,043,370.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,530,794.87 : 252,796,192.31 = 47,362,246.87 : x
  2. Step 2: Convert to fraction form
    168,530,794.87/252,796,192.31 = 47,362,246.87/x
  3. Step 3: Cross multiply
    168,530,794.87x = 252,796,192.31 × 47,362,246.87
  4. Step 4: Simplify right side
    168,530,794.87x = 11,972,995,667,745,404
  5. Step 5: Solve for x
    x = 11,972,995,667,745,404/168,530,794.87
  6. Step 6: Final answer
    x = 71,043,370.31

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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.