Home / 165,122,539.86-247,685,311.53-50,107,087.20

Finding the Fourth Proportional to 165,122,539.86, 247,685,311.53 and 50,107,087.20

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Solution

The fourth proportional to 165,122,539.86, 247,685,311.53 and 50,107,087.20 is: 75,161,086.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,122,539.86 : 247,685,311.53 = 50,107,087.20 : x
  2. Step 2: Convert to fraction form
    165,122,539.86/247,685,311.53 = 50,107,087.20/x
  3. Step 3: Cross multiply
    165,122,539.86x = 247,685,311.53 × 50,107,087.20
  4. Step 4: Simplify right side
    165,122,539.86x = 12,410,789,502,992,876
  5. Step 5: Solve for x
    x = 12,410,789,502,992,876/165,122,539.86
  6. Step 6: Final answer
    x = 75,161,086.51

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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.