Home / 496,137,298.32-684,669,480.84-276,172,687.44

Finding the Fourth Proportional to 496,137,298.32, 684,669,480.84 and 276,172,687.44

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Solution

The fourth proportional to 496,137,298.32, 684,669,480.84 and 276,172,687.44 is: 381,118,313.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,137,298.32 : 684,669,480.84 = 276,172,687.44 : x
  2. Step 2: Convert to fraction form
    496,137,298.32/684,669,480.84 = 276,172,687.44/x
  3. Step 3: Cross multiply
    496,137,298.32x = 684,669,480.84 × 276,172,687.44
  4. Step 4: Simplify right side
    496,137,298.32x = 189,087,010,531,732,384
  5. Step 5: Solve for x
    x = 189,087,010,531,732,384/496,137,298.32
  6. Step 6: Final answer
    x = 381,118,313.77

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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.