Home / 326,505,453.56-489,968,883.77-119,226,509.52

Finding the Fourth Proportional to 326,505,453.56, 489,968,883.77 and 119,226,509.52

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Solution

The fourth proportional to 326,505,453.56, 489,968,883.77 and 119,226,509.52 is: 178,916,704.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,505,453.56 : 489,968,883.77 = 119,226,509.52 : x
  2. Step 2: Convert to fraction form
    326,505,453.56/489,968,883.77 = 119,226,509.52/x
  3. Step 3: Cross multiply
    326,505,453.56x = 489,968,883.77 × 119,226,509.52
  4. Step 4: Simplify right side
    326,505,453.56x = 58,417,279,784,711,544
  5. Step 5: Solve for x
    x = 58,417,279,784,711,544/326,505,453.56
  6. Step 6: Final answer
    x = 178,916,704.60

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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.