Home / 589,173,998.91-813,096,409.78-324,855,174.55

Finding the Fourth Proportional to 589,173,998.91, 813,096,409.78 and 324,855,174.55

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Solution

The fourth proportional to 589,173,998.91, 813,096,409.78 and 324,855,174.55 is: 448,320,150.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,173,998.91 : 813,096,409.78 = 324,855,174.55 : x
  2. Step 2: Convert to fraction form
    589,173,998.91/813,096,409.78 = 324,855,174.55/x
  3. Step 3: Cross multiply
    589,173,998.91x = 813,096,409.78 × 324,855,174.55
  4. Step 4: Simplify right side
    589,173,998.91x = 264,138,576,123,595,104
  5. Step 5: Solve for x
    x = 264,138,576,123,595,104/589,173,998.91
  6. Step 6: Final answer
    x = 448,320,150.94

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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.