Home / 137,717,285.70-206,527,648.23-40,647,093.06

Finding the Fourth Proportional to 137,717,285.70, 206,527,648.23 and 40,647,093.06

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Solution

The fourth proportional to 137,717,285.70, 206,527,648.23 and 40,647,093.06 is: 60,956,389.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,717,285.70 : 206,527,648.23 = 40,647,093.06 : x
  2. Step 2: Convert to fraction form
    137,717,285.70/206,527,648.23 = 40,647,093.06/x
  3. Step 3: Cross multiply
    137,717,285.70x = 206,527,648.23 × 40,647,093.06
  4. Step 4: Simplify right side
    137,717,285.70x = 8,394,748,537,067,754
  5. Step 5: Solve for x
    x = 8,394,748,537,067,754/137,717,285.70
  6. Step 6: Final answer
    x = 60,956,389.71

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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.