Home / 121,004,286.69-167,000,033.03-68,801,144.25

Finding the Fourth Proportional to 121,004,286.69, 167,000,033.03 and 68,801,144.25

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Solution

The fourth proportional to 121,004,286.69, 167,000,033.03 and 68,801,144.25 is: 94,953,605.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,004,286.69 : 167,000,033.03 = 68,801,144.25 : x
  2. Step 2: Convert to fraction form
    121,004,286.69/167,000,033.03 = 68,801,144.25/x
  3. Step 3: Cross multiply
    121,004,286.69x = 167,000,033.03 × 68,801,144.25
  4. Step 4: Simplify right side
    121,004,286.69x = 11,489,793,361,907,790
  5. Step 5: Solve for x
    x = 11,489,793,361,907,790/121,004,286.69
  6. Step 6: Final answer
    x = 94,953,605.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.