Home / 500,451,571.10-750,718,207.66-251,328,706.86

Finding the Fourth Proportional to 500,451,571.10, 750,718,207.66 and 251,328,706.86

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Solution

The fourth proportional to 500,451,571.10, 750,718,207.66 and 251,328,706.86 is: 377,013,575.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,451,571.10 : 750,718,207.66 = 251,328,706.86 : x
  2. Step 2: Convert to fraction form
    500,451,571.10/750,718,207.66 = 251,328,706.86/x
  3. Step 3: Cross multiply
    500,451,571.10x = 750,718,207.66 × 251,328,706.86
  4. Step 4: Simplify right side
    500,451,571.10x = 188,677,036,347,444,736
  5. Step 5: Solve for x
    x = 188,677,036,347,444,736/500,451,571.10
  6. Step 6: Final answer
    x = 377,013,575.82

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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.