Home / 3,986,123,842.80-5,979,185,764.20-2,610,182,415.60

Finding the Fourth Proportional to 3,986,123,842.80, 5,979,185,764.20 and 2,610,182,415.60

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Solution

The fourth proportional to 3,986,123,842.80, 5,979,185,764.20 and 2,610,182,415.60 is: 3,915,273,623.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,123,842.80 : 5,979,185,764.20 = 2,610,182,415.60 : x
  2. Step 2: Convert to fraction form
    3,986,123,842.80/5,979,185,764.20 = 2,610,182,415.60/x
  3. Step 3: Cross multiply
    3,986,123,842.80x = 5,979,185,764.20 × 2,610,182,415.60
  4. Step 4: Simplify right side
    3,986,123,842.80x = 15,606,765,541,320,687,616
  5. Step 5: Solve for x
    x = 15,606,765,541,320,687,616/3,986,123,842.80
  6. Step 6: Final answer
    x = 3,915,273,623.40

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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.