Home / 279,874,030-386,207,499-160,800,453.04

Finding the Fourth Proportional to 279,874,030, 386,207,499 and 160,800,453.04

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Solution

The fourth proportional to 279,874,030, 386,207,499 and 160,800,453.04 is: 221,893,902.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,874,030 : 386,207,499 = 160,800,453.04 : x
  2. Step 2: Convert to fraction form
    279,874,030/386,207,499 = 160,800,453.04/x
  3. Step 3: Cross multiply
    279,874,030x = 386,207,499 × 160,800,453.04
  4. Step 4: Simplify right side
    279,874,030x = 62,102,340,806,645,344
  5. Step 5: Solve for x
    x = 62,102,340,806,645,344/279,874,030
  6. Step 6: Final answer
    x = 221,893,902.79

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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.