Home / 168,032,001.80-251,948,469.90-87,410,433.80

Finding the Fourth Proportional to 168,032,001.80, 251,948,469.90 and 87,410,433.80

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Solution

The fourth proportional to 168,032,001.80, 251,948,469.90 and 87,410,433.80 is: 131,063,873.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,032,001.80 : 251,948,469.90 = 87,410,433.80 : x
  2. Step 2: Convert to fraction form
    168,032,001.80/251,948,469.90 = 87,410,433.80/x
  3. Step 3: Cross multiply
    168,032,001.80x = 251,948,469.90 × 87,410,433.80
  4. Step 4: Simplify right side
    168,032,001.80x = 22,022,925,049,205,244
  5. Step 5: Solve for x
    x = 22,022,925,049,205,244/168,032,001.80
  6. Step 6: Final answer
    x = 131,063,873.63

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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.