Home / 159,188,302.80-238,664,489.40-107,942,427.60

Finding the Fourth Proportional to 159,188,302.80, 238,664,489.40 and 107,942,427.60

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Solution

The fourth proportional to 159,188,302.80, 238,664,489.40 and 107,942,427.60 is: 161,833,651.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,188,302.80 : 238,664,489.40 = 107,942,427.60 : x
  2. Step 2: Convert to fraction form
    159,188,302.80/238,664,489.40 = 107,942,427.60/x
  3. Step 3: Cross multiply
    159,188,302.80x = 238,664,489.40 × 107,942,427.60
  4. Step 4: Simplify right side
    159,188,302.80x = 25,762,024,367,750,468
  5. Step 5: Solve for x
    x = 25,762,024,367,750,468/159,188,302.80
  6. Step 6: Final answer
    x = 161,833,651.81

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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.