Home / 1,945,857,541.82-2,923,442,721.40-1,247,717,491.45

Finding the Fourth Proportional to 1,945,857,541.82, 2,923,442,721.40 and 1,247,717,491.45

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Solution

The fourth proportional to 1,945,857,541.82, 2,923,442,721.40 and 1,247,717,491.45 is: 1,874,562,006.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,857,541.82 : 2,923,442,721.40 = 1,247,717,491.45 : x
  2. Step 2: Convert to fraction form
    1,945,857,541.82/2,923,442,721.40 = 1,247,717,491.45/x
  3. Step 3: Cross multiply
    1,945,857,541.82x = 2,923,442,721.40 × 1,247,717,491.45
  4. Step 4: Simplify right side
    1,945,857,541.82x = 3,647,630,618,734,912,512
  5. Step 5: Solve for x
    x = 3,647,630,618,734,912,512/1,945,857,541.82
  6. Step 6: Final answer
    x = 1,874,562,006.90

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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.