Home / 298,758,820,553.52-412,297,006,125.97-163,424,903,958.96

Finding the Fourth Proportional to 298,758,820,553.52, 412,297,006,125.97 and 163,424,903,958.96

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Solution

The fourth proportional to 298,758,820,553.52, 412,297,006,125.97 and 163,424,903,958.96 is: 225,531,746,657.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,758,820,553.52 : 412,297,006,125.97 = 163,424,903,958.96 : x
  2. Step 2: Convert to fraction form
    298,758,820,553.52/412,297,006,125.97 = 163,424,903,958.96/x
  3. Step 3: Cross multiply
    298,758,820,553.52x = 412,297,006,125.97 × 163,424,903,958.96
  4. Step 4: Simplify right side
    298,758,820,553.52x = 67,379,598,628,703,384,371,200
  5. Step 5: Solve for x
    x = 67,379,598,628,703,384,371,200/298,758,820,553.52
  6. Step 6: Final answer
    x = 225,531,746,657.28

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1.5x scale

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.