Home / 12,071,801,273.86-18,107,697,648.85-3,228,410,286.21

Finding the Fourth Proportional to 12,071,801,273.86, 18,107,697,648.85 and 3,228,410,286.21

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Solution

The fourth proportional to 12,071,801,273.86, 18,107,697,648.85 and 3,228,410,286.21 is: 4,842,614,289.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,071,801,273.86 : 18,107,697,648.85 = 3,228,410,286.21 : x
  2. Step 2: Convert to fraction form
    12,071,801,273.86/18,107,697,648.85 = 3,228,410,286.21/x
  3. Step 3: Cross multiply
    12,071,801,273.86x = 18,107,697,648.85 × 3,228,410,286.21
  4. Step 4: Simplify right side
    12,071,801,273.86x = 58,459,077,349,127,970,816
  5. Step 5: Solve for x
    x = 58,459,077,349,127,970,816/12,071,801,273.86
  6. Step 6: Final answer
    x = 4,842,614,289.53

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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.