Home / 295,861,562.43-408,453,154.11-178,416,644.37

Finding the Fourth Proportional to 295,861,562.43, 408,453,154.11 and 178,416,644.37

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Solution

The fourth proportional to 295,861,562.43, 408,453,154.11 and 178,416,644.37 is: 246,313,987.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,861,562.43 : 408,453,154.11 = 178,416,644.37 : x
  2. Step 2: Convert to fraction form
    295,861,562.43/408,453,154.11 = 178,416,644.37/x
  3. Step 3: Cross multiply
    295,861,562.43x = 408,453,154.11 × 178,416,644.37
  4. Step 4: Simplify right side
    295,861,562.43x = 72,874,841,138,648,672
  5. Step 5: Solve for x
    x = 72,874,841,138,648,672/295,861,562.43
  6. Step 6: Final answer
    x = 246,313,987.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.