Home / 108,103,199.27-162,413,488.32-69,317,640.96

Finding the Fourth Proportional to 108,103,199.27, 162,413,488.32 and 69,317,640.96

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Solution

The fourth proportional to 108,103,199.27, 162,413,488.32 and 69,317,640.96 is: 104,142,337.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,103,199.27 : 162,413,488.32 = 69,317,640.96 : x
  2. Step 2: Convert to fraction form
    108,103,199.27/162,413,488.32 = 69,317,640.96/x
  3. Step 3: Cross multiply
    108,103,199.27x = 162,413,488.32 × 69,317,640.96
  4. Step 4: Simplify right side
    108,103,199.27x = 11,258,119,869,981,914
  5. Step 5: Solve for x
    x = 11,258,119,869,981,914/108,103,199.27
  6. Step 6: Final answer
    x = 104,142,337.56

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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.