Home / 108,103,211.66-162,413,506.92-69,317,653.34

Finding the Fourth Proportional to 108,103,211.66, 162,413,506.92 and 69,317,653.34

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Solution

The fourth proportional to 108,103,211.66, 162,413,506.92 and 69,317,653.34 is: 104,142,356.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,103,211.66 : 162,413,506.92 = 69,317,653.34 : x
  2. Step 2: Convert to fraction form
    108,103,211.66/162,413,506.92 = 69,317,653.34/x
  3. Step 3: Cross multiply
    108,103,211.66x = 162,413,506.92 × 69,317,653.34
  4. Step 4: Simplify right side
    108,103,211.66x = 11,258,123,170,414,250
  5. Step 5: Solve for x
    x = 11,258,123,170,414,250/108,103,211.66
  6. Step 6: Final answer
    x = 104,142,356.16

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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.