Home / 108,043,372.34-162,054,151.61-73,251,876.26

Finding the Fourth Proportional to 108,043,372.34, 162,054,151.61 and 73,251,876.26

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Solution

The fourth proportional to 108,043,372.34, 162,054,151.61 and 73,251,876.26 is: 109,870,419.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,043,372.34 : 162,054,151.61 = 73,251,876.26 : x
  2. Step 2: Convert to fraction form
    108,043,372.34/162,054,151.61 = 73,251,876.26/x
  3. Step 3: Cross multiply
    108,043,372.34x = 162,054,151.61 × 73,251,876.26
  4. Step 4: Simplify right side
    108,043,372.34x = 11,870,770,661,193,876
  5. Step 5: Solve for x
    x = 11,870,770,661,193,876/108,043,372.34
  6. Step 6: Final answer
    x = 109,870,419.67

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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.