Home / 299,486,382.21-449,238,725.01-102,747,035.61

Finding the Fourth Proportional to 299,486,382.21, 449,238,725.01 and 102,747,035.61

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Solution

The fourth proportional to 299,486,382.21, 449,238,725.01 and 102,747,035.61 is: 154,123,693.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,486,382.21 : 449,238,725.01 = 102,747,035.61 : x
  2. Step 2: Convert to fraction form
    299,486,382.21/449,238,725.01 = 102,747,035.61/x
  3. Step 3: Cross multiply
    299,486,382.21x = 449,238,725.01 × 102,747,035.61
  4. Step 4: Simplify right side
    299,486,382.21x = 46,157,947,275,993,464
  5. Step 5: Solve for x
    x = 46,157,947,275,993,464/299,486,382.21
  6. Step 6: Final answer
    x = 154,123,693.16

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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.