Home / 39,642,767,174-54,708,462,251.40-21,577,410,855.44

Finding the Fourth Proportional to 39,642,767,174, 54,708,462,251.40 and 21,577,410,855.44

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Solution

The fourth proportional to 39,642,767,174, 54,708,462,251.40 and 21,577,410,855.44 is: 29,777,612,700.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,642,767,174 : 54,708,462,251.40 = 21,577,410,855.44 : x
  2. Step 2: Convert to fraction form
    39,642,767,174/54,708,462,251.40 = 21,577,410,855.44/x
  3. Step 3: Cross multiply
    39,642,767,174x = 54,708,462,251.40 × 21,577,410,855.44
  4. Step 4: Simplify right side
    39,642,767,174x = 1,180,466,967,267,787,800,576
  5. Step 5: Solve for x
    x = 1,180,466,967,267,787,800,576/39,642,767,174
  6. Step 6: Final answer
    x = 29,777,612,700.10

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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.