Home / 303,697,285.92-419,100,167.76-164,464,861.44

Finding the Fourth Proportional to 303,697,285.92, 419,100,167.76 and 164,464,861.44

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Solution

The fourth proportional to 303,697,285.92, 419,100,167.76 and 164,464,861.44 is: 226,960,378.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,697,285.92 : 419,100,167.76 = 164,464,861.44 : x
  2. Step 2: Convert to fraction form
    303,697,285.92/419,100,167.76 = 164,464,861.44/x
  3. Step 3: Cross multiply
    303,697,285.92x = 419,100,167.76 × 164,464,861.44
  4. Step 4: Simplify right side
    303,697,285.92x = 68,927,251,020,129,152
  5. Step 5: Solve for x
    x = 68,927,251,020,129,152/303,697,285.92
  6. Step 6: Final answer
    x = 226,960,378.69

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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.