Home / 629,857,630.80-945,258,838.20-322,991,787.60

Finding the Fourth Proportional to 629,857,630.80, 945,258,838.20 and 322,991,787.60

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Solution

The fourth proportional to 629,857,630.80, 945,258,838.20 and 322,991,787.60 is: 484,729,924.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,630.80 : 945,258,838.20 = 322,991,787.60 : x
  2. Step 2: Convert to fraction form
    629,857,630.80/945,258,838.20 = 322,991,787.60/x
  3. Step 3: Cross multiply
    629,857,630.80x = 945,258,838.20 × 322,991,787.60
  4. Step 4: Simplify right side
    629,857,630.80x = 305,310,841,894,917,184
  5. Step 5: Solve for x
    x = 305,310,841,894,917,184/629,857,630.80
  6. Step 6: Final answer
    x = 484,729,924.61

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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.