Home / 328,770,257.92-453,530,944.34-203,282,340.16

Finding the Fourth Proportional to 328,770,257.92, 453,530,944.34 and 203,282,340.16

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Solution

The fourth proportional to 328,770,257.92, 453,530,944.34 and 203,282,340.16 is: 280,423,272.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,770,257.92 : 453,530,944.34 = 203,282,340.16 : x
  2. Step 2: Convert to fraction form
    328,770,257.92/453,530,944.34 = 203,282,340.16/x
  3. Step 3: Cross multiply
    328,770,257.92x = 453,530,944.34 × 203,282,340.16
  4. Step 4: Simplify right side
    328,770,257.92x = 92,194,831,699,393,488
  5. Step 5: Solve for x
    x = 92,194,831,699,393,488/328,770,257.92
  6. Step 6: Final answer
    x = 280,423,272.72

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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.