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Finding the Fourth Proportional to 123,765,027.30, 185,647,540.95 and 123,765,027.30

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Solution

The fourth proportional to 123,765,027.30, 185,647,540.95 and 123,765,027.30 is: 185,647,540.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,765,027.30 : 185,647,540.95 = 123,765,027.30 : x
  2. Step 2: Convert to fraction form
    123,765,027.30/185,647,540.95 = 123,765,027.30/x
  3. Step 3: Cross multiply
    123,765,027.30x = 185,647,540.95 × 123,765,027.30
  4. Step 4: Simplify right side
    123,765,027.30x = 22,976,672,973,854,616
  5. Step 5: Solve for x
    x = 22,976,672,973,854,616/123,765,027.30
  6. Step 6: Final answer
    x = 185,647,540.95

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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.