Home / 802,092,746.21-1,202,289,966.66-269,797,442.30

Finding the Fourth Proportional to 802,092,746.21, 1,202,289,966.66 and 269,797,442.30

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Solution

The fourth proportional to 802,092,746.21, 1,202,289,966.66 and 269,797,442.30 is: 404,410,536.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,092,746.21 : 1,202,289,966.66 = 269,797,442.30 : x
  2. Step 2: Convert to fraction form
    802,092,746.21/1,202,289,966.66 = 269,797,442.30/x
  3. Step 3: Cross multiply
    802,092,746.21x = 1,202,289,966.66 × 269,797,442.30
  4. Step 4: Simplify right side
    802,092,746.21x = 324,374,757,902,426,304
  5. Step 5: Solve for x
    x = 324,374,757,902,426,304/802,092,746.21
  6. Step 6: Final answer
    x = 404,410,536.61

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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.