Home / 3,229,692,331.80-4,846,805,979.30-1,390,764,754.20

Finding the Fourth Proportional to 3,229,692,331.80, 4,846,805,979.30 and 1,390,764,754.20

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Solution

The fourth proportional to 3,229,692,331.80, 4,846,805,979.30 and 1,390,764,754.20 is: 2,087,123,550.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229,692,331.80 : 4,846,805,979.30 = 1,390,764,754.20 : x
  2. Step 2: Convert to fraction form
    3,229,692,331.80/4,846,805,979.30 = 1,390,764,754.20/x
  3. Step 3: Cross multiply
    3,229,692,331.80x = 4,846,805,979.30 × 1,390,764,754.20
  4. Step 4: Simplify right side
    3,229,692,331.80x = 6,740,766,926,456,255,488
  5. Step 5: Solve for x
    x = 6,740,766,926,456,255,488/3,229,692,331.80
  6. Step 6: Final answer
    x = 2,087,123,550.47

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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.