Home / 172,977,029,387.46-259,370,957,103.93-137,350,639,517.82

Finding the Fourth Proportional to 172,977,029,387.46, 259,370,957,103.93 and 137,350,639,517.82

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Solution

The fourth proportional to 172,977,029,387.46, 259,370,957,103.93 and 137,350,639,517.82 is: 205,950,853,455.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,977,029,387.46 : 259,370,957,103.93 = 137,350,639,517.82 : x
  2. Step 2: Convert to fraction form
    172,977,029,387.46/259,370,957,103.93 = 137,350,639,517.82/x
  3. Step 3: Cross multiply
    172,977,029,387.46x = 259,370,957,103.93 × 137,350,639,517.82
  4. Step 4: Simplify right side
    172,977,029,387.46x = 35,624,766,830,573,843,906,560
  5. Step 5: Solve for x
    x = 35,624,766,830,573,843,906,560/172,977,029,387.46
  6. Step 6: Final answer
    x = 205,950,853,455.67

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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.