Home / 7,777,689,238.40-11,667,053,997.12-2,734,943,249.84

Finding the Fourth Proportional to 7,777,689,238.40, 11,667,053,997.12 and 2,734,943,249.84

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Solution

The fourth proportional to 7,777,689,238.40, 11,667,053,997.12 and 2,734,943,249.84 is: 4,102,597,776.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,777,689,238.40 : 11,667,053,997.12 = 2,734,943,249.84 : x
  2. Step 2: Convert to fraction form
    7,777,689,238.40/11,667,053,997.12 = 2,734,943,249.84/x
  3. Step 3: Cross multiply
    7,777,689,238.40x = 11,667,053,997.12 × 2,734,943,249.84
  4. Step 4: Simplify right side
    7,777,689,238.40x = 31,908,730,574,942,138,368
  5. Step 5: Solve for x
    x = 31,908,730,574,942,138,368/7,777,689,238.40
  6. Step 6: Final answer
    x = 4,102,597,776.39

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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.