Home / 69,984,105.80-104,976,158.70-55,528,910.60

Finding the Fourth Proportional to 69,984,105.80, 104,976,158.70 and 55,528,910.60

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Solution

The fourth proportional to 69,984,105.80, 104,976,158.70 and 55,528,910.60 is: 83,293,365.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,105.80 : 104,976,158.70 = 55,528,910.60 : x
  2. Step 2: Convert to fraction form
    69,984,105.80/104,976,158.70 = 55,528,910.60/x
  3. Step 3: Cross multiply
    69,984,105.80x = 104,976,158.70 × 55,528,910.60
  4. Step 4: Simplify right side
    69,984,105.80x = 5,829,211,731,583,713
  5. Step 5: Solve for x
    x = 5,829,211,731,583,713/69,984,105.80
  6. Step 6: Final answer
    x = 83,293,365.90

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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.