Home / 176,086,021.80-263,990,116.89-111,253,172.25

Finding the Fourth Proportional to 176,086,021.80, 263,990,116.89 and 111,253,172.25

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Solution

The fourth proportional to 176,086,021.80, 263,990,116.89 and 111,253,172.25 is: 166,791,989.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,086,021.80 : 263,990,116.89 = 111,253,172.25 : x
  2. Step 2: Convert to fraction form
    176,086,021.80/263,990,116.89 = 111,253,172.25/x
  3. Step 3: Cross multiply
    176,086,021.80x = 263,990,116.89 × 111,253,172.25
  4. Step 4: Simplify right side
    176,086,021.80x = 29,369,737,946,660,804
  5. Step 5: Solve for x
    x = 29,369,737,946,660,804/176,086,021.80
  6. Step 6: Final answer
    x = 166,791,989.77

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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.