Home / 5,390,064,105.40-8,084,498,961.30-4,419,022,108.60

Finding the Fourth Proportional to 5,390,064,105.40, 8,084,498,961.30 and 4,419,022,108.60

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Solution

The fourth proportional to 5,390,064,105.40, 8,084,498,961.30 and 4,419,022,108.60 is: 6,628,043,553.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,064,105.40 : 8,084,498,961.30 = 4,419,022,108.60 : x
  2. Step 2: Convert to fraction form
    5,390,064,105.40/8,084,498,961.30 = 4,419,022,108.60/x
  3. Step 3: Cross multiply
    5,390,064,105.40x = 8,084,498,961.30 × 4,419,022,108.60
  4. Step 4: Simplify right side
    5,390,064,105.40x = 35,725,579,646,938,439,680
  5. Step 5: Solve for x
    x = 35,725,579,646,938,439,680/5,390,064,105.40
  6. Step 6: Final answer
    x = 6,628,043,553.54

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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.