Home / 193,986,834.54-291,108,766.97-106,609,370.87

Finding the Fourth Proportional to 193,986,834.54, 291,108,766.97 and 106,609,370.87

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Solution

The fourth proportional to 193,986,834.54, 291,108,766.97 and 106,609,370.87 is: 159,984,684.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,986,834.54 : 291,108,766.97 = 106,609,370.87 : x
  2. Step 2: Convert to fraction form
    193,986,834.54/291,108,766.97 = 106,609,370.87/x
  3. Step 3: Cross multiply
    193,986,834.54x = 291,108,766.97 × 106,609,370.87
  4. Step 4: Simplify right side
    193,986,834.54x = 31,034,922,502,107,864
  5. Step 5: Solve for x
    x = 31,034,922,502,107,864/193,986,834.54
  6. Step 6: Final answer
    x = 159,984,684.40

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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.