Home / 11,000,107,903.86-15,180,515,173.17-6,178,321,299.78

Finding the Fourth Proportional to 11,000,107,903.86, 15,180,515,173.17 and 6,178,321,299.78

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Solution

The fourth proportional to 11,000,107,903.86, 15,180,515,173.17 and 6,178,321,299.78 is: 8,526,289,110.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,000,107,903.86 : 15,180,515,173.17 = 6,178,321,299.78 : x
  2. Step 2: Convert to fraction form
    11,000,107,903.86/15,180,515,173.17 = 6,178,321,299.78/x
  3. Step 3: Cross multiply
    11,000,107,903.86x = 15,180,515,173.17 × 6,178,321,299.78
  4. Step 4: Simplify right side
    11,000,107,903.86x = 93,790,100,236,029,689,856
  5. Step 5: Solve for x
    x = 93,790,100,236,029,689,856/11,000,107,903.86
  6. Step 6: Final answer
    x = 8,526,289,110.59

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1.5x scale

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.