Home / 217,465,294.48-326,035,011.78-131,183,589.04

Finding the Fourth Proportional to 217,465,294.48, 326,035,011.78 and 131,183,589.04

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Solution

The fourth proportional to 217,465,294.48, 326,035,011.78 and 131,183,589.04 is: 196,677,097.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,465,294.48 : 326,035,011.78 = 131,183,589.04 : x
  2. Step 2: Convert to fraction form
    217,465,294.48/326,035,011.78 = 131,183,589.04/x
  3. Step 3: Cross multiply
    217,465,294.48x = 326,035,011.78 × 131,183,589.04
  4. Step 4: Simplify right side
    217,465,294.48x = 42,770,442,997,999,080
  5. Step 5: Solve for x
    x = 42,770,442,997,999,080/217,465,294.48
  6. Step 6: Final answer
    x = 196,677,097.83

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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.