Home / 347,218,243.38-479,558,852.46-228,670,771.14

Finding the Fourth Proportional to 347,218,243.38, 479,558,852.46 and 228,670,771.14

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Solution

The fourth proportional to 347,218,243.38, 479,558,852.46 and 228,670,771.14 is: 315,827,565.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,218,243.38 : 479,558,852.46 = 228,670,771.14 : x
  2. Step 2: Convert to fraction form
    347,218,243.38/479,558,852.46 = 228,670,771.14/x
  3. Step 3: Cross multiply
    347,218,243.38x = 479,558,852.46 × 228,670,771.14
  4. Step 4: Simplify right side
    347,218,243.38x = 109,661,092,599,041,680
  5. Step 5: Solve for x
    x = 109,661,092,599,041,680/347,218,243.38
  6. Step 6: Final answer
    x = 315,827,565.77

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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.