Home / 159,378,100,302.12-239,067,150,469.59-53,260,166,553.60

Finding the Fourth Proportional to 159,378,100,302.12, 239,067,150,469.59 and 53,260,166,553.60

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Solution

The fourth proportional to 159,378,100,302.12, 239,067,150,469.59 and 53,260,166,553.60 is: 79,890,249,835.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,378,100,302.12 : 239,067,150,469.59 = 53,260,166,553.60 : x
  2. Step 2: Convert to fraction form
    159,378,100,302.12/239,067,150,469.59 = 53,260,166,553.60/x
  3. Step 3: Cross multiply
    159,378,100,302.12x = 239,067,150,469.59 × 53,260,166,553.60
  4. Step 4: Simplify right side
    159,378,100,302.12x = 12,732,756,251,504,914,989,056
  5. Step 5: Solve for x
    x = 12,732,756,251,504,914,989,056/159,378,100,302.12
  6. Step 6: Final answer
    x = 79,890,249,835.88

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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.