Home / 272,680,218.82-376,307,987.79-161,266,565.62

Finding the Fourth Proportional to 272,680,218.82, 376,307,987.79 and 161,266,565.62

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Solution

The fourth proportional to 272,680,218.82, 376,307,987.79 and 161,266,565.62 is: 222,553,352.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,680,218.82 : 376,307,987.79 = 161,266,565.62 : x
  2. Step 2: Convert to fraction form
    272,680,218.82/376,307,987.79 = 161,266,565.62/x
  3. Step 3: Cross multiply
    272,680,218.82x = 376,307,987.79 × 161,266,565.62
  4. Step 4: Simplify right side
    272,680,218.82x = 60,685,896,806,266,200
  5. Step 5: Solve for x
    x = 60,685,896,806,266,200/272,680,218.82
  6. Step 6: Final answer
    x = 222,553,352.31

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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.