Home / 121,053,900.34-167,040,587.15-68,120,383.84

Finding the Fourth Proportional to 121,053,900.34, 167,040,587.15 and 68,120,383.84

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Solution

The fourth proportional to 121,053,900.34, 167,040,587.15 and 68,120,383.84 is: 93,998,366.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,053,900.34 : 167,040,587.15 = 68,120,383.84 : x
  2. Step 2: Convert to fraction form
    121,053,900.34/167,040,587.15 = 68,120,383.84/x
  3. Step 3: Cross multiply
    121,053,900.34x = 167,040,587.15 × 68,120,383.84
  4. Step 4: Simplify right side
    121,053,900.34x = 11,378,868,912,758,770
  5. Step 5: Solve for x
    x = 11,378,868,912,758,770/121,053,900.34
  6. Step 6: Final answer
    x = 93,998,366.69

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