Home / 664,302,614.40-996,453,921.60-227,458,112.40

Finding the Fourth Proportional to 664,302,614.40, 996,453,921.60 and 227,458,112.40

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Solution

The fourth proportional to 664,302,614.40, 996,453,921.60 and 227,458,112.40 is: 341,187,168.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,302,614.40 : 996,453,921.60 = 227,458,112.40 : x
  2. Step 2: Convert to fraction form
    664,302,614.40/996,453,921.60 = 227,458,112.40/x
  3. Step 3: Cross multiply
    664,302,614.40x = 996,453,921.60 × 227,458,112.40
  4. Step 4: Simplify right side
    664,302,614.40x = 226,651,528,100,713,600
  5. Step 5: Solve for x
    x = 226,651,528,100,713,600/664,302,614.40
  6. Step 6: Final answer
    x = 341,187,168.60

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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.