Home / 177,760,731.82-266,398,996.28-100,074,690.22

Finding the Fourth Proportional to 177,760,731.82, 266,398,996.28 and 100,074,690.22

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Solution

The fourth proportional to 177,760,731.82, 266,398,996.28 and 100,074,690.22 is: 149,975,738.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,760,731.82 : 266,398,996.28 = 100,074,690.22 : x
  2. Step 2: Convert to fraction form
    177,760,731.82/266,398,996.28 = 100,074,690.22/x
  3. Step 3: Cross multiply
    177,760,731.82x = 266,398,996.28 × 100,074,690.22
  4. Step 4: Simplify right side
    177,760,731.82x = 26,659,797,026,307,940
  5. Step 5: Solve for x
    x = 26,659,797,026,307,940/177,760,731.82
  6. Step 6: Final answer
    x = 149,975,738.48

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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.