Home / 331,915,067.70-497,872,601.55-178,860,059.70

Finding the Fourth Proportional to 331,915,067.70, 497,872,601.55 and 178,860,059.70

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Solution

The fourth proportional to 331,915,067.70, 497,872,601.55 and 178,860,059.70 is: 268,290,089.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,915,067.70 : 497,872,601.55 = 178,860,059.70 : x
  2. Step 2: Convert to fraction form
    331,915,067.70/497,872,601.55 = 178,860,059.70/x
  3. Step 3: Cross multiply
    331,915,067.70x = 497,872,601.55 × 178,860,059.70
  4. Step 4: Simplify right side
    331,915,067.70x = 89,049,523,236,227,312
  5. Step 5: Solve for x
    x = 89,049,523,236,227,312/331,915,067.70
  6. Step 6: Final answer
    x = 268,290,089.55

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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.