Home / 168,415,930.26-252,363,502.26-131,440,147.92

Finding the Fourth Proportional to 168,415,930.26, 252,363,502.26 and 131,440,147.92

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Solution

The fourth proportional to 168,415,930.26, 252,363,502.26 and 131,440,147.92 is: 196,956,998.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,415,930.26 : 252,363,502.26 = 131,440,147.92 : x
  2. Step 2: Convert to fraction form
    168,415,930.26/252,363,502.26 = 131,440,147.92/x
  3. Step 3: Cross multiply
    168,415,930.26x = 252,363,502.26 × 131,440,147.92
  4. Step 4: Simplify right side
    168,415,930.26x = 33,170,696,066,663,652
  5. Step 5: Solve for x
    x = 33,170,696,066,663,652/168,415,930.26
  6. Step 6: Final answer
    x = 196,956,998.16

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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.