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Finding the Fourth Proportional to 132,860,529.15, 199,290,793.73 and 132,860,529.15

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Solution

The fourth proportional to 132,860,529.15, 199,290,793.73 and 132,860,529.15 is: 199,290,793.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,860,529.15 : 199,290,793.73 = 132,860,529.15 : x
  2. Step 2: Convert to fraction form
    132,860,529.15/199,290,793.73 = 132,860,529.15/x
  3. Step 3: Cross multiply
    132,860,529.15x = 199,290,793.73 × 132,860,529.15
  4. Step 4: Simplify right side
    132,860,529.15x = 26,477,880,309,027,000
  5. Step 5: Solve for x
    x = 26,477,880,309,027,000/132,860,529.15
  6. Step 6: Final answer
    x = 199,290,793.73

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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.