Home / 3,246,166,763,357.80-4,479,797,614,472-1,909,885,078,943.80

Finding the Fourth Proportional to 3,246,166,763,357.80, 4,479,797,614,472 and 1,909,885,078,943.80

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Solution

The fourth proportional to 3,246,166,763,357.80, 4,479,797,614,472 and 1,909,885,078,943.80 is: 2,635,692,878,488.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246,166,763,357.80 : 4,479,797,614,472 = 1,909,885,078,943.80 : x
  2. Step 2: Convert to fraction form
    3,246,166,763,357.80/4,479,797,614,472 = 1,909,885,078,943.80/x
  3. Step 3: Cross multiply
    3,246,166,763,357.80x = 4,479,797,614,472 × 1,909,885,078,943.80
  4. Step 4: Simplify right side
    3,246,166,763,357.80x = 8,555,898,620,568,103,202,848,768
  5. Step 5: Solve for x
    x = 8,555,898,620,568,103,202,848,768/3,246,166,763,357.80
  6. Step 6: Final answer
    x = 2,635,692,878,488.47

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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.