Home / 49,208,540.80-73,812,811.20-40,120,899.70

Finding the Fourth Proportional to 49,208,540.80, 73,812,811.20 and 40,120,899.70

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Solution

The fourth proportional to 49,208,540.80, 73,812,811.20 and 40,120,899.70 is: 60,181,349.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,208,540.80 : 73,812,811.20 = 40,120,899.70 : x
  2. Step 2: Convert to fraction form
    49,208,540.80/73,812,811.20 = 40,120,899.70/x
  3. Step 3: Cross multiply
    49,208,540.80x = 73,812,811.20 × 40,120,899.70
  4. Step 4: Simplify right side
    49,208,540.80x = 2,961,436,394,730,237
  5. Step 5: Solve for x
    x = 2,961,436,394,730,237/49,208,540.80
  6. Step 6: Final answer
    x = 60,181,349.55

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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.