Home / 38,983,145,450.33-53,797,056,589.16-21,602,345,992.09

Finding the Fourth Proportional to 38,983,145,450.33, 53,797,056,589.16 and 21,602,345,992.09

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Solution

The fourth proportional to 38,983,145,450.33, 53,797,056,589.16 and 21,602,345,992.09 is: 29,811,412,505.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,983,145,450.33 : 53,797,056,589.16 = 21,602,345,992.09 : x
  2. Step 2: Convert to fraction form
    38,983,145,450.33/53,797,056,589.16 = 21,602,345,992.09/x
  3. Step 3: Cross multiply
    38,983,145,450.33x = 53,797,056,589.16 × 21,602,345,992.09
  4. Step 4: Simplify right side
    38,983,145,450.33x = 1,162,142,629,794,702,426,112
  5. Step 5: Solve for x
    x = 1,162,142,629,794,702,426,112/38,983,145,450.33
  6. Step 6: Final answer
    x = 29,811,412,505.84

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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.