Home / 11,784,009,489.20-16,261,702,585.74-6,431,608,222.82

Finding the Fourth Proportional to 11,784,009,489.20, 16,261,702,585.74 and 6,431,608,222.82

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Solution

The fourth proportional to 11,784,009,489.20, 16,261,702,585.74 and 6,431,608,222.82 is: 8,875,493,537.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,784,009,489.20 : 16,261,702,585.74 = 6,431,608,222.82 : x
  2. Step 2: Convert to fraction form
    11,784,009,489.20/16,261,702,585.74 = 6,431,608,222.82/x
  3. Step 3: Cross multiply
    11,784,009,489.20x = 16,261,702,585.74 × 6,431,608,222.82
  4. Step 4: Simplify right side
    11,784,009,489.20x = 104,588,900,067,498,639,360
  5. Step 5: Solve for x
    x = 104,588,900,067,498,639,360/11,784,009,489.20
  6. Step 6: Final answer
    x = 8,875,493,537.52

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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.