Home / 179,354,769.40-269,032,154.10-135,989,183.80

Finding the Fourth Proportional to 179,354,769.40, 269,032,154.10 and 135,989,183.80

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Solution

The fourth proportional to 179,354,769.40, 269,032,154.10 and 135,989,183.80 is: 203,983,775.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,354,769.40 : 269,032,154.10 = 135,989,183.80 : x
  2. Step 2: Convert to fraction form
    179,354,769.40/269,032,154.10 = 135,989,183.80/x
  3. Step 3: Cross multiply
    179,354,769.40x = 269,032,154.10 × 135,989,183.80
  4. Step 4: Simplify right side
    179,354,769.40x = 36,585,463,052,014,832
  5. Step 5: Solve for x
    x = 36,585,463,052,014,832/179,354,769.40
  6. Step 6: Final answer
    x = 203,983,775.70

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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.