Home / 624,188,029.03-861,379,464.24-345,747,488.65

Finding the Fourth Proportional to 624,188,029.03, 861,379,464.24 and 345,747,488.65

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Solution

The fourth proportional to 624,188,029.03, 861,379,464.24 and 345,747,488.65 is: 477,131,525.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,188,029.03 : 861,379,464.24 = 345,747,488.65 : x
  2. Step 2: Convert to fraction form
    624,188,029.03/861,379,464.24 = 345,747,488.65/x
  3. Step 3: Cross multiply
    624,188,029.03x = 861,379,464.24 × 345,747,488.65
  4. Step 4: Simplify right side
    624,188,029.03x = 297,819,786,531,355,584
  5. Step 5: Solve for x
    x = 297,819,786,531,355,584/624,188,029.03
  6. Step 6: Final answer
    x = 477,131,525.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.