Home / 108,179,298.54-149,270,919.99-61,119,200.88

Finding the Fourth Proportional to 108,179,298.54, 149,270,919.99 and 61,119,200.88

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Solution

The fourth proportional to 108,179,298.54, 149,270,919.99 and 61,119,200.88 is: 84,335,168.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,179,298.54 : 149,270,919.99 = 61,119,200.88 : x
  2. Step 2: Convert to fraction form
    108,179,298.54/149,270,919.99 = 61,119,200.88/x
  3. Step 3: Cross multiply
    108,179,298.54x = 149,270,919.99 × 61,119,200.88
  4. Step 4: Simplify right side
    108,179,298.54x = 9,123,319,344,411,218
  5. Step 5: Solve for x
    x = 9,123,319,344,411,218/108,179,298.54
  6. Step 6: Final answer
    x = 84,335,168.26

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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.