Home / 112,505,161.85-168,764,238.23-43,418,323.92

Finding the Fourth Proportional to 112,505,161.85, 168,764,238.23 and 43,418,323.92

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Solution

The fourth proportional to 112,505,161.85, 168,764,238.23 and 43,418,323.92 is: 65,129,992.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,505,161.85 : 168,764,238.23 = 43,418,323.92 : x
  2. Step 2: Convert to fraction form
    112,505,161.85/168,764,238.23 = 43,418,323.92/x
  3. Step 3: Cross multiply
    112,505,161.85x = 168,764,238.23 × 43,418,323.92
  4. Step 4: Simplify right side
    112,505,161.85x = 7,327,460,361,365,096
  5. Step 5: Solve for x
    x = 7,327,460,361,365,096/112,505,161.85
  6. Step 6: Final answer
    x = 65,129,992.63

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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.