Home / 500,894,502.50-691,235,226.62-277,876,189.89

Finding the Fourth Proportional to 500,894,502.50, 691,235,226.62 and 277,876,189.89

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Solution

The fourth proportional to 500,894,502.50, 691,235,226.62 and 277,876,189.89 is: 383,469,593.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,894,502.50 : 691,235,226.62 = 277,876,189.89 : x
  2. Step 2: Convert to fraction form
    500,894,502.50/691,235,226.62 = 277,876,189.89/x
  3. Step 3: Cross multiply
    500,894,502.50x = 691,235,226.62 × 277,876,189.89
  4. Step 4: Simplify right side
    500,894,502.50x = 192,077,811,089,526,912
  5. Step 5: Solve for x
    x = 192,077,811,089,526,912/500,894,502.50
  6. Step 6: Final answer
    x = 383,469,593.16

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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.