Home / 20,179,747,063.46-30,269,510,487.34-8,227,952,523.65

Finding the Fourth Proportional to 20,179,747,063.46, 30,269,510,487.34 and 8,227,952,523.65

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Solution

The fourth proportional to 20,179,747,063.46, 30,269,510,487.34 and 8,227,952,523.65 is: 12,341,883,890.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,179,747,063.46 : 30,269,510,487.34 = 8,227,952,523.65 : x
  2. Step 2: Convert to fraction form
    20,179,747,063.46/30,269,510,487.34 = 8,227,952,523.65/x
  3. Step 3: Cross multiply
    20,179,747,063.46x = 30,269,510,487.34 × 8,227,952,523.65
  4. Step 4: Simplify right side
    20,179,747,063.46x = 249,056,095,204,005,085,184
  5. Step 5: Solve for x
    x = 249,056,095,204,005,085,184/20,179,747,063.46
  6. Step 6: Final answer
    x = 12,341,883,890.85

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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.