Home / 2,979,384,807.80-4,469,077,211.70-1,040,436,097.40

Finding the Fourth Proportional to 2,979,384,807.80, 4,469,077,211.70 and 1,040,436,097.40

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Solution

The fourth proportional to 2,979,384,807.80, 4,469,077,211.70 and 1,040,436,097.40 is: 1,560,654,146.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,384,807.80 : 4,469,077,211.70 = 1,040,436,097.40 : x
  2. Step 2: Convert to fraction form
    2,979,384,807.80/4,469,077,211.70 = 1,040,436,097.40/x
  3. Step 3: Cross multiply
    2,979,384,807.80x = 4,469,077,211.70 × 1,040,436,097.40
  4. Step 4: Simplify right side
    2,979,384,807.80x = 4,649,789,253,120,420,864
  5. Step 5: Solve for x
    x = 4,649,789,253,120,420,864/2,979,384,807.80
  6. Step 6: Final answer
    x = 1,560,654,146.10

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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.