Home / 329,327,678.57-454,467,908.34-188,197,293.20

Finding the Fourth Proportional to 329,327,678.57, 454,467,908.34 and 188,197,293.20

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Solution

The fourth proportional to 329,327,678.57, 454,467,908.34 and 188,197,293.20 is: 259,709,814.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,327,678.57 : 454,467,908.34 = 188,197,293.20 : x
  2. Step 2: Convert to fraction form
    329,327,678.57/454,467,908.34 = 188,197,293.20/x
  3. Step 3: Cross multiply
    329,327,678.57x = 454,467,908.34 × 188,197,293.20
  4. Step 4: Simplify right side
    329,327,678.57x = 85,529,630,193,581,360
  5. Step 5: Solve for x
    x = 85,529,630,193,581,360/329,327,678.57
  6. Step 6: Final answer
    x = 259,709,814.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.