Home / 69,640,200.64-104,324,089.96-57,361,790.80

Finding the Fourth Proportional to 69,640,200.64, 104,324,089.96 and 57,361,790.80

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Solution

The fourth proportional to 69,640,200.64, 104,324,089.96 and 57,361,790.80 is: 85,930,490.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,640,200.64 : 104,324,089.96 = 57,361,790.80 : x
  2. Step 2: Convert to fraction form
    69,640,200.64/104,324,089.96 = 57,361,790.80/x
  3. Step 3: Cross multiply
    69,640,200.64x = 104,324,089.96 × 57,361,790.80
  4. Step 4: Simplify right side
    69,640,200.64x = 5,984,216,623,685,900
  5. Step 5: Solve for x
    x = 5,984,216,623,685,900/69,640,200.64
  6. Step 6: Final answer
    x = 85,930,490.85

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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.