Home / 185,588,658.87-278,278,056.22-61,057,588.58

Finding the Fourth Proportional to 185,588,658.87, 278,278,056.22 and 61,057,588.58

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Solution

The fourth proportional to 185,588,658.87, 278,278,056.22 and 61,057,588.58 is: 91,551,860.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,588,658.87 : 278,278,056.22 = 61,057,588.58 : x
  2. Step 2: Convert to fraction form
    185,588,658.87/278,278,056.22 = 61,057,588.58/x
  3. Step 3: Cross multiply
    185,588,658.87x = 278,278,056.22 × 61,057,588.58
  4. Step 4: Simplify right side
    185,588,658.87x = 16,990,987,067,522,872
  5. Step 5: Solve for x
    x = 16,990,987,067,522,872/185,588,658.87
  6. Step 6: Final answer
    x = 91,551,860.82

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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.