Home / 699,944,601.87-1,049,183,516.39-326,144,309.04

Finding the Fourth Proportional to 699,944,601.87, 1,049,183,516.39 and 326,144,309.04

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Solution

The fourth proportional to 699,944,601.87, 1,049,183,516.39 and 326,144,309.04 is: 488,874,736.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,944,601.87 : 1,049,183,516.39 = 326,144,309.04 : x
  2. Step 2: Convert to fraction form
    699,944,601.87/1,049,183,516.39 = 326,144,309.04/x
  3. Step 3: Cross multiply
    699,944,601.87x = 1,049,183,516.39 × 326,144,309.04
  4. Step 4: Simplify right side
    699,944,601.87x = 342,185,233,007,543,360
  5. Step 5: Solve for x
    x = 342,185,233,007,543,360/699,944,601.87
  6. Step 6: Final answer
    x = 488,874,736.79

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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.