Home / 168,517,982.80-252,776,974.20-152,393,669.20

Finding the Fourth Proportional to 168,517,982.80, 252,776,974.20 and 152,393,669.20

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Solution

The fourth proportional to 168,517,982.80, 252,776,974.20 and 152,393,669.20 is: 228,590,503.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,517,982.80 : 252,776,974.20 = 152,393,669.20 : x
  2. Step 2: Convert to fraction form
    168,517,982.80/252,776,974.20 = 152,393,669.20/x
  3. Step 3: Cross multiply
    168,517,982.80x = 252,776,974.20 × 152,393,669.20
  4. Step 4: Simplify right side
    168,517,982.80x = 38,521,610,587,611,728
  5. Step 5: Solve for x
    x = 38,521,610,587,611,728/168,517,982.80
  6. Step 6: Final answer
    x = 228,590,503.80

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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.