Home / 3,933,653,950,583.20-5,428,078,156,464.20-2,175,765,652,865.10

Finding the Fourth Proportional to 3,933,653,950,583.20, 5,428,078,156,464.20 and 2,175,765,652,865.10

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Solution

The fourth proportional to 3,933,653,950,583.20, 5,428,078,156,464.20 and 2,175,765,652,865.10 is: 3,002,355,103,491.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933,653,950,583.20 : 5,428,078,156,464.20 = 2,175,765,652,865.10 : x
  2. Step 2: Convert to fraction form
    3,933,653,950,583.20/5,428,078,156,464.20 = 2,175,765,652,865.10/x
  3. Step 3: Cross multiply
    3,933,653,950,583.20x = 5,428,078,156,464.20 × 2,175,765,652,865.10
  4. Step 4: Simplify right side
    3,933,653,950,583.20x = 11,810,226,013,902,119,400,112,128
  5. Step 5: Solve for x
    x = 11,810,226,013,902,119,400,112,128/3,933,653,950,583.20
  6. Step 6: Final answer
    x = 3,002,355,103,491.28

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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.