Home / 3,021,131,399.54-4,138,964,781.28-2,907,900,213.26

Finding the Fourth Proportional to 3,021,131,399.54, 4,138,964,781.28 and 2,907,900,213.26

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Solution

The fourth proportional to 3,021,131,399.54, 4,138,964,781.28 and 2,907,900,213.26 is: 3,983,837,502.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,131,399.54 : 4,138,964,781.28 = 2,907,900,213.26 : x
  2. Step 2: Convert to fraction form
    3,021,131,399.54/4,138,964,781.28 = 2,907,900,213.26/x
  3. Step 3: Cross multiply
    3,021,131,399.54x = 4,138,964,781.28 × 2,907,900,213.26
  4. Step 4: Simplify right side
    3,021,131,399.54x = 12,035,696,570,131,777,536
  5. Step 5: Solve for x
    x = 12,035,696,570,131,777,536/3,021,131,399.54
  6. Step 6: Final answer
    x = 3,983,837,502.73

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.