Home / 10,080,491,413.60-15,107,823,104.10-8,969,886,011.80

Finding the Fourth Proportional to 10,080,491,413.60, 15,107,823,104.10 and 8,969,886,011.80

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Solution

The fourth proportional to 10,080,491,413.60, 15,107,823,104.10 and 8,969,886,011.80 is: 13,443,337,786.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,080,491,413.60 : 15,107,823,104.10 = 8,969,886,011.80 : x
  2. Step 2: Convert to fraction form
    10,080,491,413.60/15,107,823,104.10 = 8,969,886,011.80/x
  3. Step 3: Cross multiply
    10,080,491,413.60x = 15,107,823,104.10 × 8,969,886,011.80
  4. Step 4: Simplify right side
    10,080,491,413.60x = 135,515,451,130,215,432,192
  5. Step 5: Solve for x
    x = 135,515,451,130,215,432,192/10,080,491,413.60
  6. Step 6: Final answer
    x = 13,443,337,786.83

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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.