Home / 198,377,173.50-297,568,811.72-75,562,339.38

Finding the Fourth Proportional to 198,377,173.50, 297,568,811.72 and 75,562,339.38

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Solution

The fourth proportional to 198,377,173.50, 297,568,811.72 and 75,562,339.38 is: 113,344,671.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,377,173.50 : 297,568,811.72 = 75,562,339.38 : x
  2. Step 2: Convert to fraction form
    198,377,173.50/297,568,811.72 = 75,562,339.38/x
  3. Step 3: Cross multiply
    198,377,173.50x = 297,568,811.72 × 75,562,339.38
  4. Step 4: Simplify right side
    198,377,173.50x = 22,484,995,540,089,964
  5. Step 5: Solve for x
    x = 22,484,995,540,089,964/198,377,173.50
  6. Step 6: Final answer
    x = 113,344,671.38

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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.