Home / 663,128,774.20-995,028,559.50-441,951,034.36

Finding the Fourth Proportional to 663,128,774.20, 995,028,559.50 and 441,951,034.36

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Solution

The fourth proportional to 663,128,774.20, 995,028,559.50 and 441,951,034.36 is: 663,150,082.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,128,774.20 : 995,028,559.50 = 441,951,034.36 : x
  2. Step 2: Convert to fraction form
    663,128,774.20/995,028,559.50 = 441,951,034.36/x
  3. Step 3: Cross multiply
    663,128,774.20x = 995,028,559.50 × 441,951,034.36
  4. Step 4: Simplify right side
    663,128,774.20x = 439,753,901,088,765,824
  5. Step 5: Solve for x
    x = 439,753,901,088,765,824/663,128,774.20
  6. Step 6: Final answer
    x = 663,150,082.15

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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.