Home / 79,167,891.80-109,246,179.54-43,885,357.73

Finding the Fourth Proportional to 79,167,891.80, 109,246,179.54 and 43,885,357.73

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Solution

The fourth proportional to 79,167,891.80, 109,246,179.54 and 43,885,357.73 is: 60,558,738.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,167,891.80 : 109,246,179.54 = 43,885,357.73 : x
  2. Step 2: Convert to fraction form
    79,167,891.80/109,246,179.54 = 43,885,357.73/x
  3. Step 3: Cross multiply
    79,167,891.80x = 109,246,179.54 × 43,885,357.73
  4. Step 4: Simplify right side
    79,167,891.80x = 4,794,307,669,748,707
  5. Step 5: Solve for x
    x = 4,794,307,669,748,707/79,167,891.80
  6. Step 6: Final answer
    x = 60,558,738.66

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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.