Home / 269,196,234.80-402,865,379.40-161,568,100.40

Finding the Fourth Proportional to 269,196,234.80, 402,865,379.40 and 161,568,100.40

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Solution

The fourth proportional to 269,196,234.80, 402,865,379.40 and 161,568,100.40 is: 241,794,593.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,196,234.80 : 402,865,379.40 = 161,568,100.40 : x
  2. Step 2: Convert to fraction form
    269,196,234.80/402,865,379.40 = 161,568,100.40/x
  3. Step 3: Cross multiply
    269,196,234.80x = 402,865,379.40 × 161,568,100.40
  4. Step 4: Simplify right side
    269,196,234.80x = 65,090,194,066,583,288
  5. Step 5: Solve for x
    x = 65,090,194,066,583,288/269,196,234.80
  6. Step 6: Final answer
    x = 241,794,593.13

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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.