Home / 220,887,072.60-331,330,608.90-159,665,069.40

Finding the Fourth Proportional to 220,887,072.60, 331,330,608.90 and 159,665,069.40

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Solution

The fourth proportional to 220,887,072.60, 331,330,608.90 and 159,665,069.40 is: 239,497,604.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,887,072.60 : 331,330,608.90 = 159,665,069.40 : x
  2. Step 2: Convert to fraction form
    220,887,072.60/331,330,608.90 = 159,665,069.40/x
  3. Step 3: Cross multiply
    220,887,072.60x = 331,330,608.90 × 159,665,069.40
  4. Step 4: Simplify right side
    220,887,072.60x = 52,901,924,664,362,752
  5. Step 5: Solve for x
    x = 52,901,924,664,362,752/220,887,072.60
  6. Step 6: Final answer
    x = 239,497,604.10

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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.