Home / 18,620,502,905.32-27,929,753,016.08-9,167,723,235.02

Finding the Fourth Proportional to 18,620,502,905.32, 27,929,753,016.08 and 9,167,723,235.02

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Solution

The fourth proportional to 18,620,502,905.32, 27,929,753,016.08 and 9,167,723,235.02 is: 13,751,091,846.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,620,502,905.32 : 27,929,753,016.08 = 9,167,723,235.02 : x
  2. Step 2: Convert to fraction form
    18,620,502,905.32/27,929,753,016.08 = 9,167,723,235.02/x
  3. Step 3: Cross multiply
    18,620,502,905.32x = 27,929,753,016.08 × 9,167,723,235.02
  4. Step 4: Simplify right side
    18,620,502,905.32x = 256,052,245,673,886,580,736
  5. Step 5: Solve for x
    x = 256,052,245,673,886,580,736/18,620,502,905.32
  6. Step 6: Final answer
    x = 13,751,091,846.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.