Home / 112,063,043.55-167,749,801.75-73,117,636.68

Finding the Fourth Proportional to 112,063,043.55, 167,749,801.75 and 73,117,636.68

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Solution

The fourth proportional to 112,063,043.55, 167,749,801.75 and 73,117,636.68 is: 109,451,507.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,063,043.55 : 167,749,801.75 = 73,117,636.68 : x
  2. Step 2: Convert to fraction form
    112,063,043.55/167,749,801.75 = 73,117,636.68/x
  3. Step 3: Cross multiply
    112,063,043.55x = 167,749,801.75 × 73,117,636.68
  4. Step 4: Simplify right side
    112,063,043.55x = 12,265,469,057,498,530
  5. Step 5: Solve for x
    x = 12,265,469,057,498,530/112,063,043.55
  6. Step 6: Final answer
    x = 109,451,507.55

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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.