Home / 263,385,813-394,994,981.70-246,190,996.92

Finding the Fourth Proportional to 263,385,813, 394,994,981.70 and 246,190,996.92

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Solution

The fourth proportional to 263,385,813, 394,994,981.70 and 246,190,996.92 is: 369,208,224.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,385,813 : 394,994,981.70 = 246,190,996.92 : x
  2. Step 2: Convert to fraction form
    263,385,813/394,994,981.70 = 246,190,996.92/x
  3. Step 3: Cross multiply
    263,385,813x = 394,994,981.70 × 246,190,996.92
  4. Step 4: Simplify right side
    263,385,813x = 97,244,208,323,120,144
  5. Step 5: Solve for x
    x = 97,244,208,323,120,144/263,385,813
  6. Step 6: Final answer
    x = 369,208,224.30

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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.