Home / 17,067,906,970.20-25,601,860,455.30-7,251,979,123.80

Finding the Fourth Proportional to 17,067,906,970.20, 25,601,860,455.30 and 7,251,979,123.80

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Solution

The fourth proportional to 17,067,906,970.20, 25,601,860,455.30 and 7,251,979,123.80 is: 10,877,968,685.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,067,906,970.20 : 25,601,860,455.30 = 7,251,979,123.80 : x
  2. Step 2: Convert to fraction form
    17,067,906,970.20/25,601,860,455.30 = 7,251,979,123.80/x
  3. Step 3: Cross multiply
    17,067,906,970.20x = 25,601,860,455.30 × 7,251,979,123.80
  4. Step 4: Simplify right side
    17,067,906,970.20x = 185,664,157,552,276,373,504
  5. Step 5: Solve for x
    x = 185,664,157,552,276,373,504/17,067,906,970.20
  6. Step 6: Final answer
    x = 10,877,968,685.70

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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.