Home / 336,341,872.80-504,512,809.20-328,783,600.80

Finding the Fourth Proportional to 336,341,872.80, 504,512,809.20 and 328,783,600.80

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Solution

The fourth proportional to 336,341,872.80, 504,512,809.20 and 328,783,600.80 is: 493,175,401.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,341,872.80 : 504,512,809.20 = 328,783,600.80 : x
  2. Step 2: Convert to fraction form
    336,341,872.80/504,512,809.20 = 328,783,600.80/x
  3. Step 3: Cross multiply
    336,341,872.80x = 504,512,809.20 × 328,783,600.80
  4. Step 4: Simplify right side
    336,341,872.80x = 165,875,538,058,499,360
  5. Step 5: Solve for x
    x = 165,875,538,058,499,360/336,341,872.80
  6. Step 6: Final answer
    x = 493,175,401.20

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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.