Home / 108,179,297.04-149,270,917.92-61,119,199.38

Finding the Fourth Proportional to 108,179,297.04, 149,270,917.92 and 61,119,199.38

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Solution

The fourth proportional to 108,179,297.04, 149,270,917.92 and 61,119,199.38 is: 84,335,166.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,179,297.04 : 149,270,917.92 = 61,119,199.38 : x
  2. Step 2: Convert to fraction form
    108,179,297.04/149,270,917.92 = 61,119,199.38/x
  3. Step 3: Cross multiply
    108,179,297.04x = 149,270,917.92 × 61,119,199.38
  4. Step 4: Simplify right side
    108,179,297.04x = 9,123,318,993,988,094
  5. Step 5: Solve for x
    x = 9,123,318,993,988,094/108,179,297.04
  6. Step 6: Final answer
    x = 84,335,166.19

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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.