Home / 11,826,091,189.76-16,318,889,475.84-7,067,419,676.16

Finding the Fourth Proportional to 11,826,091,189.76, 16,318,889,475.84 and 7,067,419,676.16

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Solution

The fourth proportional to 11,826,091,189.76, 16,318,889,475.84 and 7,067,419,676.16 is: 9,752,371,998.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826,091,189.76 : 16,318,889,475.84 = 7,067,419,676.16 : x
  2. Step 2: Convert to fraction form
    11,826,091,189.76/16,318,889,475.84 = 7,067,419,676.16/x
  3. Step 3: Cross multiply
    11,826,091,189.76x = 16,318,889,475.84 × 7,067,419,676.16
  4. Step 4: Simplify right side
    11,826,091,189.76x = 115,332,440,574,631,968,768
  5. Step 5: Solve for x
    x = 115,332,440,574,631,968,768/11,826,091,189.76
  6. Step 6: Final answer
    x = 9,752,371,998.83

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1.5x scale

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.