Home / 505,548,015.60-758,322,023.40-413,715,010.80

Finding the Fourth Proportional to 505,548,015.60, 758,322,023.40 and 413,715,010.80

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Solution

The fourth proportional to 505,548,015.60, 758,322,023.40 and 413,715,010.80 is: 620,572,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,548,015.60 : 758,322,023.40 = 413,715,010.80 : x
  2. Step 2: Convert to fraction form
    505,548,015.60/758,322,023.40 = 413,715,010.80/x
  3. Step 3: Cross multiply
    505,548,015.60x = 758,322,023.40 × 413,715,010.80
  4. Step 4: Simplify right side
    505,548,015.60x = 313,729,204,100,808,832
  5. Step 5: Solve for x
    x = 313,729,204,100,808,832/505,548,015.60
  6. Step 6: Final answer
    x = 620,572,516.20

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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.