Home / 168,399,092.40-252,598,638.60-53,383,450.20

Finding the Fourth Proportional to 168,399,092.40, 252,598,638.60 and 53,383,450.20

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Solution

The fourth proportional to 168,399,092.40, 252,598,638.60 and 53,383,450.20 is: 80,075,175.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,399,092.40 : 252,598,638.60 = 53,383,450.20 : x
  2. Step 2: Convert to fraction form
    168,399,092.40/252,598,638.60 = 53,383,450.20/x
  3. Step 3: Cross multiply
    168,399,092.40x = 252,598,638.60 × 53,383,450.20
  4. Step 4: Simplify right side
    168,399,092.40x = 13,484,586,844,290,898
  5. Step 5: Solve for x
    x = 13,484,586,844,290,898/168,399,092.40
  6. Step 6: Final answer
    x = 80,075,175.30

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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.