Home / 324,821,084,604.32-487,033,043,606.40-154,892,646,821.72

Finding the Fourth Proportional to 324,821,084,604.32, 487,033,043,606.40 and 154,892,646,821.72

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Solution

The fourth proportional to 324,821,084,604.32, 487,033,043,606.40 and 154,892,646,821.72 is: 232,244,274,738.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,821,084,604.32 : 487,033,043,606.40 = 154,892,646,821.72 : x
  2. Step 2: Convert to fraction form
    324,821,084,604.32/487,033,043,606.40 = 154,892,646,821.72/x
  3. Step 3: Cross multiply
    324,821,084,604.32x = 487,033,043,606.40 × 154,892,646,821.72
  4. Step 4: Simplify right side
    324,821,084,604.32x = 75,437,837,213,833,476,702,208
  5. Step 5: Solve for x
    x = 75,437,837,213,833,476,702,208/324,821,084,604.32
  6. Step 6: Final answer
    x = 232,244,274,738.90

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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.