Home / 496,509,331.15-685,157,552.85-273,486,211.66

Finding the Fourth Proportional to 496,509,331.15, 685,157,552.85 and 273,486,211.66

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Solution

The fourth proportional to 496,509,331.15, 685,157,552.85 and 273,486,211.66 is: 377,397,023.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,509,331.15 : 685,157,552.85 = 273,486,211.66 : x
  2. Step 2: Convert to fraction form
    496,509,331.15/685,157,552.85 = 273,486,211.66/x
  3. Step 3: Cross multiply
    496,509,331.15x = 685,157,552.85 × 273,486,211.66
  4. Step 4: Simplify right side
    496,509,331.15x = 187,381,143,519,182,752
  5. Step 5: Solve for x
    x = 187,381,143,519,182,752/496,509,331.15
  6. Step 6: Final answer
    x = 377,397,023.10

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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.