Home / 206,497,523.42-309,754,832.81-60,931,084.86

Finding the Fourth Proportional to 206,497,523.42, 309,754,832.81 and 60,931,084.86

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Solution

The fourth proportional to 206,497,523.42, 309,754,832.81 and 60,931,084.86 is: 91,399,149.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,497,523.42 : 309,754,832.81 = 60,931,084.86 : x
  2. Step 2: Convert to fraction form
    206,497,523.42/309,754,832.81 = 60,931,084.86/x
  3. Step 3: Cross multiply
    206,497,523.42x = 309,754,832.81 × 60,931,084.86
  4. Step 4: Simplify right side
    206,497,523.42x = 18,873,698,003,436,568
  5. Step 5: Solve for x
    x = 18,873,698,003,436,568/206,497,523.42
  6. Step 6: Final answer
    x = 91,399,149.45

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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.