Home / 67,649,676.61-101,441,447.34-47,189,198.11

Finding the Fourth Proportional to 67,649,676.61, 101,441,447.34 and 47,189,198.11

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Solution

The fourth proportional to 67,649,676.61, 101,441,447.34 and 47,189,198.11 is: 70,760,730.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,649,676.61 : 101,441,447.34 = 47,189,198.11 : x
  2. Step 2: Convert to fraction form
    67,649,676.61/101,441,447.34 = 47,189,198.11/x
  3. Step 3: Cross multiply
    67,649,676.61x = 101,441,447.34 × 47,189,198.11
  4. Step 4: Simplify right side
    67,649,676.61x = 4,786,940,555,092,393
  5. Step 5: Solve for x
    x = 4,786,940,555,092,393/67,649,676.61
  6. Step 6: Final answer
    x = 70,760,730.80

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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.