Home / 168,530,794.32-252,796,191.47-47,362,246.32

Finding the Fourth Proportional to 168,530,794.32, 252,796,191.47 and 47,362,246.32

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Solution

The fourth proportional to 168,530,794.32, 252,796,191.47 and 47,362,246.32 is: 71,043,369.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,530,794.32 : 252,796,191.47 = 47,362,246.32 : x
  2. Step 2: Convert to fraction form
    168,530,794.32/252,796,191.47 = 47,362,246.32/x
  3. Step 3: Cross multiply
    168,530,794.32x = 252,796,191.47 × 47,362,246.32
  4. Step 4: Simplify right side
    168,530,794.32x = 11,972,995,489,160,022
  5. Step 5: Solve for x
    x = 11,972,995,489,160,022/168,530,794.32
  6. Step 6: Final answer
    x = 71,043,369.48

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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.