Home / 108,103,189.36-162,413,473.38-69,317,631.04

Finding the Fourth Proportional to 108,103,189.36, 162,413,473.38 and 69,317,631.04

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Solution

The fourth proportional to 108,103,189.36, 162,413,473.38 and 69,317,631.04 is: 104,142,322.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,103,189.36 : 162,413,473.38 = 69,317,631.04 : x
  2. Step 2: Convert to fraction form
    108,103,189.36/162,413,473.38 = 69,317,631.04/x
  3. Step 3: Cross multiply
    108,103,189.36x = 162,413,473.38 × 69,317,631.04
  4. Step 4: Simplify right side
    108,103,189.36x = 11,258,117,223,333,114
  5. Step 5: Solve for x
    x = 11,258,117,223,333,114/108,103,189.36
  6. Step 6: Final answer
    x = 104,142,322.63

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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.