Home / 48,701,687.40-73,052,531.10-30,207,540.60

Finding the Fourth Proportional to 48,701,687.40, 73,052,531.10 and 30,207,540.60

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Solution

The fourth proportional to 48,701,687.40, 73,052,531.10 and 30,207,540.60 is: 45,311,310.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,701,687.40 : 73,052,531.10 = 30,207,540.60 : x
  2. Step 2: Convert to fraction form
    48,701,687.40/73,052,531.10 = 30,207,540.60/x
  3. Step 3: Cross multiply
    48,701,687.40x = 73,052,531.10 × 30,207,540.60
  4. Step 4: Simplify right side
    48,701,687.40x = 2,206,737,299,136,012.50
  5. Step 5: Solve for x
    x = 2,206,737,299,136,012.50/48,701,687.40
  6. Step 6: Final answer
    x = 45,311,310.90

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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.