Home / 893,304,016.20-1,339,956,510.30-279,936,246.60

Finding the Fourth Proportional to 893,304,016.20, 1,339,956,510.30 and 279,936,246.60

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Solution

The fourth proportional to 893,304,016.20, 1,339,956,510.30 and 279,936,246.60 is: 419,904,522.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,304,016.20 : 1,339,956,510.30 = 279,936,246.60 : x
  2. Step 2: Convert to fraction form
    893,304,016.20/1,339,956,510.30 = 279,936,246.60/x
  3. Step 3: Cross multiply
    893,304,016.20x = 1,339,956,510.30 × 279,936,246.60
  4. Step 4: Simplify right side
    893,304,016.20x = 375,102,396,100,616,256
  5. Step 5: Solve for x
    x = 375,102,396,100,616,256/893,304,016.20
  6. Step 6: Final answer
    x = 419,904,522.20

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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.