Home / 205,481,645.61-308,189,658.53-59,881,149.44

Finding the Fourth Proportional to 205,481,645.61, 308,189,658.53 and 59,881,149.44

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Solution

The fourth proportional to 205,481,645.61, 308,189,658.53 and 59,881,149.44 is: 89,812,162.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,481,645.61 : 308,189,658.53 = 59,881,149.44 : x
  2. Step 2: Convert to fraction form
    205,481,645.61/308,189,658.53 = 59,881,149.44/x
  3. Step 3: Cross multiply
    205,481,645.61x = 308,189,658.53 × 59,881,149.44
  4. Step 4: Simplify right side
    205,481,645.61x = 18,454,750,998,297,500
  5. Step 5: Solve for x
    x = 18,454,750,998,297,500/205,481,645.61
  6. Step 6: Final answer
    x = 89,812,162.75

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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.