Home / 20,286,227,371.30-27,995,026,705.85-11,253,985,710.80

Finding the Fourth Proportional to 20,286,227,371.30, 27,995,026,705.85 and 11,253,985,710.80

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Solution

The fourth proportional to 20,286,227,371.30, 27,995,026,705.85 and 11,253,985,710.80 is: 15,530,518,551.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,286,227,371.30 : 27,995,026,705.85 = 11,253,985,710.80 : x
  2. Step 2: Convert to fraction form
    20,286,227,371.30/27,995,026,705.85 = 11,253,985,710.80/x
  3. Step 3: Cross multiply
    20,286,227,371.30x = 27,995,026,705.85 × 11,253,985,710.80
  4. Step 4: Simplify right side
    20,286,227,371.30x = 315,055,630,520,982,831,104
  5. Step 5: Solve for x
    x = 315,055,630,520,982,831,104/20,286,227,371.30
  6. Step 6: Final answer
    x = 15,530,518,551.06

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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.