Home / 496,121,173.98-684,640,537.11-276,104,541.66

Finding the Fourth Proportional to 496,121,173.98, 684,640,537.11 and 276,104,541.66

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Solution

The fourth proportional to 496,121,173.98, 684,640,537.11 and 276,104,541.66 is: 381,020,548.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,121,173.98 : 684,640,537.11 = 276,104,541.66 : x
  2. Step 2: Convert to fraction form
    496,121,173.98/684,640,537.11 = 276,104,541.66/x
  3. Step 3: Cross multiply
    496,121,173.98x = 684,640,537.11 × 276,104,541.66
  4. Step 4: Simplify right side
    496,121,173.98x = 189,032,361,700,612,800
  5. Step 5: Solve for x
    x = 189,032,361,700,612,800/496,121,173.98
  6. Step 6: Final answer
    x = 381,020,548.23

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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.