Home / 216,145,954,511.73-323,762,818,986.68-173,419,527,884.85

Finding the Fourth Proportional to 216,145,954,511.73, 323,762,818,986.68 and 173,419,527,884.85

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Solution

The fourth proportional to 216,145,954,511.73, 323,762,818,986.68 and 173,419,527,884.85 is: 259,763,340,665.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,145,954,511.73 : 323,762,818,986.68 = 173,419,527,884.85 : x
  2. Step 2: Convert to fraction form
    216,145,954,511.73/323,762,818,986.68 = 173,419,527,884.85/x
  3. Step 3: Cross multiply
    216,145,954,511.73x = 323,762,818,986.68 × 173,419,527,884.85
  4. Step 4: Simplify right side
    216,145,954,511.73x = 56,146,795,215,338,193,551,360
  5. Step 5: Solve for x
    x = 56,146,795,215,338,193,551,360/216,145,954,511.73
  6. Step 6: Final answer
    x = 259,763,340,665.68

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1.5x scale

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.