Home / 57,397,108.20-86,095,662.30-31,887,940.20

Finding the Fourth Proportional to 57,397,108.20, 86,095,662.30 and 31,887,940.20

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Solution

The fourth proportional to 57,397,108.20, 86,095,662.30 and 31,887,940.20 is: 47,831,910.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,397,108.20 : 86,095,662.30 = 31,887,940.20 : x
  2. Step 2: Convert to fraction form
    57,397,108.20/86,095,662.30 = 31,887,940.20/x
  3. Step 3: Cross multiply
    57,397,108.20x = 86,095,662.30 × 31,887,940.20
  4. Step 4: Simplify right side
    57,397,108.20x = 2,745,413,330,901,794.50
  5. Step 5: Solve for x
    x = 2,745,413,330,901,794.50/57,397,108.20
  6. Step 6: Final answer
    x = 47,831,910.30

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Similar ratio
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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.