Home / 151,207,235.20-226,661,553.60-74,467,446.40

Finding the Fourth Proportional to 151,207,235.20, 226,661,553.60 and 74,467,446.40

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Solution

The fourth proportional to 151,207,235.20, 226,661,553.60 and 74,467,446.40 is: 111,627,641.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,207,235.20 : 226,661,553.60 = 74,467,446.40 : x
  2. Step 2: Convert to fraction form
    151,207,235.20/226,661,553.60 = 74,467,446.40/x
  3. Step 3: Cross multiply
    151,207,235.20x = 226,661,553.60 × 74,467,446.40
  4. Step 4: Simplify right side
    151,207,235.20x = 16,878,907,093,648,728
  5. Step 5: Solve for x
    x = 16,878,907,093,648,728/151,207,235.20
  6. Step 6: Final answer
    x = 111,627,641.83

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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.