Home / 109,997,786.80-164,996,680.20-41,831,621.20

Finding the Fourth Proportional to 109,997,786.80, 164,996,680.20 and 41,831,621.20

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Solution

The fourth proportional to 109,997,786.80, 164,996,680.20 and 41,831,621.20 is: 62,747,431.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,997,786.80 : 164,996,680.20 = 41,831,621.20 : x
  2. Step 2: Convert to fraction form
    109,997,786.80/164,996,680.20 = 41,831,621.20/x
  3. Step 3: Cross multiply
    109,997,786.80x = 164,996,680.20 × 41,831,621.20
  4. Step 4: Simplify right side
    109,997,786.80x = 6,902,078,625,383,940
  5. Step 5: Solve for x
    x = 6,902,078,625,383,940/109,997,786.80
  6. Step 6: Final answer
    x = 62,747,431.80

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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.