Home / 52,183,442.40-78,275,163.60-49,207,372.80

Finding the Fourth Proportional to 52,183,442.40, 78,275,163.60 and 49,207,372.80

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Solution

The fourth proportional to 52,183,442.40, 78,275,163.60 and 49,207,372.80 is: 73,811,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,183,442.40 : 78,275,163.60 = 49,207,372.80 : x
  2. Step 2: Convert to fraction form
    52,183,442.40/78,275,163.60 = 49,207,372.80/x
  3. Step 3: Cross multiply
    52,183,442.40x = 78,275,163.60 × 49,207,372.80
  4. Step 4: Simplify right side
    52,183,442.40x = 3,851,715,156,246,189.50
  5. Step 5: Solve for x
    x = 3,851,715,156,246,189.50/52,183,442.40
  6. Step 6: Final answer
    x = 73,811,059.20

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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.