Home / 3,996,593,552.88-5,515,364,426.04-2,188,075,267.44

Finding the Fourth Proportional to 3,996,593,552.88, 5,515,364,426.04 and 2,188,075,267.44

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Solution

The fourth proportional to 3,996,593,552.88, 5,515,364,426.04 and 2,188,075,267.44 is: 3,019,579,632.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996,593,552.88 : 5,515,364,426.04 = 2,188,075,267.44 : x
  2. Step 2: Convert to fraction form
    3,996,593,552.88/5,515,364,426.04 = 2,188,075,267.44/x
  3. Step 3: Cross multiply
    3,996,593,552.88x = 5,515,364,426.04 × 2,188,075,267.44
  4. Step 4: Simplify right side
    3,996,593,552.88x = 12,068,032,491,536,535,552
  5. Step 5: Solve for x
    x = 12,068,032,491,536,535,552/3,996,593,552.88
  6. Step 6: Final answer
    x = 3,019,579,632.47

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1.5x scale

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.