Home / 500,894,495.32-691,235,216.71-277,876,182.72

Finding the Fourth Proportional to 500,894,495.32, 691,235,216.71 and 277,876,182.72

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Solution

The fourth proportional to 500,894,495.32, 691,235,216.71 and 277,876,182.72 is: 383,469,583.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,894,495.32 : 691,235,216.71 = 277,876,182.72 : x
  2. Step 2: Convert to fraction form
    500,894,495.32/691,235,216.71 = 277,876,182.72/x
  3. Step 3: Cross multiply
    500,894,495.32x = 691,235,216.71 × 277,876,182.72
  4. Step 4: Simplify right side
    500,894,495.32x = 192,077,803,379,198,080
  5. Step 5: Solve for x
    x = 192,077,803,379,198,080/500,894,495.32
  6. Step 6: Final answer
    x = 383,469,583.26

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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.