Home / 217,465,293.72-326,035,010.64-131,183,588.28

Finding the Fourth Proportional to 217,465,293.72, 326,035,010.64 and 131,183,588.28

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Solution

The fourth proportional to 217,465,293.72, 326,035,010.64 and 131,183,588.28 is: 196,677,096.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,465,293.72 : 326,035,010.64 = 131,183,588.28 : x
  2. Step 2: Convert to fraction form
    217,465,293.72/326,035,010.64 = 131,183,588.28/x
  3. Step 3: Cross multiply
    217,465,293.72x = 326,035,010.64 × 131,183,588.28
  4. Step 4: Simplify right side
    217,465,293.72x = 42,770,442,600,663,176
  5. Step 5: Solve for x
    x = 42,770,442,600,663,176/217,465,293.72
  6. Step 6: Final answer
    x = 196,677,096.69

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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.