Home / 115,912,608.20-173,868,912.30-35,123,078.60

Finding the Fourth Proportional to 115,912,608.20, 173,868,912.30 and 35,123,078.60

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Solution

The fourth proportional to 115,912,608.20, 173,868,912.30 and 35,123,078.60 is: 52,684,617.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,912,608.20 : 173,868,912.30 = 35,123,078.60 : x
  2. Step 2: Convert to fraction form
    115,912,608.20/173,868,912.30 = 35,123,078.60/x
  3. Step 3: Cross multiply
    115,912,608.20x = 173,868,912.30 × 35,123,078.60
  4. Step 4: Simplify right side
    115,912,608.20x = 6,106,811,472,809,407
  5. Step 5: Solve for x
    x = 6,106,811,472,809,407/115,912,608.20
  6. Step 6: Final answer
    x = 52,684,617.90

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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.