Home / 121,459,541.34-167,609,998.17-69,265,375.73

Finding the Fourth Proportional to 121,459,541.34, 167,609,998.17 and 69,265,375.73

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Solution

The fourth proportional to 121,459,541.34, 167,609,998.17 and 69,265,375.73 is: 95,583,841.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,459,541.34 : 167,609,998.17 = 69,265,375.73 : x
  2. Step 2: Convert to fraction form
    121,459,541.34/167,609,998.17 = 69,265,375.73/x
  3. Step 3: Cross multiply
    121,459,541.34x = 167,609,998.17 × 69,265,375.73
  4. Step 4: Simplify right side
    121,459,541.34x = 11,609,569,498,511,610
  5. Step 5: Solve for x
    x = 11,609,569,498,511,610/121,459,541.34
  6. Step 6: Final answer
    x = 95,583,841.09

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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.