Home / 864,054,928-1,192,015,819.44-506,640,270.24

Finding the Fourth Proportional to 864,054,928, 1,192,015,819.44 and 506,640,270.24

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Solution

The fourth proportional to 864,054,928, 1,192,015,819.44 and 506,640,270.24 is: 698,940,770.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,054,928 : 1,192,015,819.44 = 506,640,270.24 : x
  2. Step 2: Convert to fraction form
    864,054,928/1,192,015,819.44 = 506,640,270.24/x
  3. Step 3: Cross multiply
    864,054,928x = 1,192,015,819.44 × 506,640,270.24
  4. Step 4: Simplify right side
    864,054,928x = 603,923,216,891,436,672
  5. Step 5: Solve for x
    x = 603,923,216,891,436,672/864,054,928
  6. Step 6: Final answer
    x = 698,940,770.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.