Home / 68,108,338.40-102,191,998.80-32,188,056.80

Finding the Fourth Proportional to 68,108,338.40, 102,191,998.80 and 32,188,056.80

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Solution

The fourth proportional to 68,108,338.40, 102,191,998.80 and 32,188,056.80 is: 48,296,022.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,108,338.40 : 102,191,998.80 = 32,188,056.80 : x
  2. Step 2: Convert to fraction form
    68,108,338.40/102,191,998.80 = 32,188,056.80/x
  3. Step 3: Cross multiply
    68,108,338.40x = 102,191,998.80 × 32,188,056.80
  4. Step 4: Simplify right side
    68,108,338.40x = 3,289,361,861,879,932
  5. Step 5: Solve for x
    x = 3,289,361,861,879,932/68,108,338.40
  6. Step 6: Final answer
    x = 48,296,022.77

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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.