Home / 217,504,231.30-300,162,335.07-133,920,581.77

Finding the Fourth Proportional to 217,504,231.30, 300,162,335.07 and 133,920,581.77

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Solution

The fourth proportional to 217,504,231.30, 300,162,335.07 and 133,920,581.77 is: 184,814,402.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,504,231.30 : 300,162,335.07 = 133,920,581.77 : x
  2. Step 2: Convert to fraction form
    217,504,231.30/300,162,335.07 = 133,920,581.77/x
  3. Step 3: Cross multiply
    217,504,231.30x = 300,162,335.07 × 133,920,581.77
  4. Step 4: Simplify right side
    217,504,231.30x = 40,197,914,538,016,072
  5. Step 5: Solve for x
    x = 40,197,914,538,016,072/217,504,231.30
  6. Step 6: Final answer
    x = 184,814,402.45

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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.