Home / 140,737,819.60-211,264,015.80-131,497,243.60

Finding the Fourth Proportional to 140,737,819.60, 211,264,015.80 and 131,497,243.60

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Solution

The fourth proportional to 140,737,819.60, 211,264,015.80 and 131,497,243.60 is: 197,392,824.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,737,819.60 : 211,264,015.80 = 131,497,243.60 : x
  2. Step 2: Convert to fraction form
    140,737,819.60/211,264,015.80 = 131,497,243.60/x
  3. Step 3: Cross multiply
    140,737,819.60x = 211,264,015.80 × 131,497,243.60
  4. Step 4: Simplify right side
    140,737,819.60x = 27,780,635,749,566,848
  5. Step 5: Solve for x
    x = 27,780,635,749,566,848/140,737,819.60
  6. Step 6: Final answer
    x = 197,392,824.68

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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.