Home / 925,560,296.55-1,387,364,353.92-303,613,122.78

Finding the Fourth Proportional to 925,560,296.55, 1,387,364,353.92 and 303,613,122.78

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Solution

The fourth proportional to 925,560,296.55, 1,387,364,353.92 and 303,613,122.78 is: 455,099,495.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,560,296.55 : 1,387,364,353.92 = 303,613,122.78 : x
  2. Step 2: Convert to fraction form
    925,560,296.55/1,387,364,353.92 = 303,613,122.78/x
  3. Step 3: Cross multiply
    925,560,296.55x = 1,387,364,353.92 × 303,613,122.78
  4. Step 4: Simplify right side
    925,560,296.55x = 421,222,023,927,308,288
  5. Step 5: Solve for x
    x = 421,222,023,927,308,288/925,560,296.55
  6. Step 6: Final answer
    x = 455,099,495.41

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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.