Home / 284,725,243.26-427,000,429.09-100,449,624.57

Finding the Fourth Proportional to 284,725,243.26, 427,000,429.09 and 100,449,624.57

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Solution

The fourth proportional to 284,725,243.26, 427,000,429.09 and 100,449,624.57 is: 150,643,589.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,725,243.26 : 427,000,429.09 = 100,449,624.57 : x
  2. Step 2: Convert to fraction form
    284,725,243.26/427,000,429.09 = 100,449,624.57/x
  3. Step 3: Cross multiply
    284,725,243.26x = 427,000,429.09 × 100,449,624.57
  4. Step 4: Simplify right side
    284,725,243.26x = 42,892,032,793,676,920
  5. Step 5: Solve for x
    x = 42,892,032,793,676,920/284,725,243.26
  6. Step 6: Final answer
    x = 150,643,589.95

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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.