Home / 15,727,548,964.60-21,704,016,741-8,493,595,745.52

Finding the Fourth Proportional to 15,727,548,964.60, 21,704,016,741 and 8,493,595,745.52

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Solution

The fourth proportional to 15,727,548,964.60, 21,704,016,741 and 8,493,595,745.52 is: 11,721,161,680.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,727,548,964.60 : 21,704,016,741 = 8,493,595,745.52 : x
  2. Step 2: Convert to fraction form
    15,727,548,964.60/21,704,016,741 = 8,493,595,745.52/x
  3. Step 3: Cross multiply
    15,727,548,964.60x = 21,704,016,741 × 8,493,595,745.52
  4. Step 4: Simplify right side
    15,727,548,964.60x = 184,345,144,251,943,944,192
  5. Step 5: Solve for x
    x = 184,345,144,251,943,944,192/15,727,548,964.60
  6. Step 6: Final answer
    x = 11,721,161,680.49

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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.