Home / 9,464,127,216.35-12,992,104,198.80-8,123,690,189.54

Finding the Fourth Proportional to 9,464,127,216.35, 12,992,104,198.80 and 8,123,690,189.54

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Solution

The fourth proportional to 9,464,127,216.35, 12,992,104,198.80 and 8,123,690,189.54 is: 11,151,987,606.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,464,127,216.35 : 12,992,104,198.80 = 8,123,690,189.54 : x
  2. Step 2: Convert to fraction form
    9,464,127,216.35/12,992,104,198.80 = 8,123,690,189.54/x
  3. Step 3: Cross multiply
    9,464,127,216.35x = 12,992,104,198.80 × 8,123,690,189.54
  4. Step 4: Simplify right side
    9,464,127,216.35x = 105,543,829,421,305,462,784
  5. Step 5: Solve for x
    x = 105,543,829,421,305,462,784/9,464,127,216.35
  6. Step 6: Final answer
    x = 11,151,987,606.32

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.