Home / 203,687,664,113.61-281,076,311,324.79-112,231,096,930.80

Finding the Fourth Proportional to 203,687,664,113.61, 281,076,311,324.79 and 112,231,096,930.80

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Solution

The fourth proportional to 203,687,664,113.61, 281,076,311,324.79 and 112,231,096,930.80 is: 154,871,935,315.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,687,664,113.61 : 281,076,311,324.79 = 112,231,096,930.80 : x
  2. Step 2: Convert to fraction form
    203,687,664,113.61/281,076,311,324.79 = 112,231,096,930.80/x
  3. Step 3: Cross multiply
    203,687,664,113.61x = 281,076,311,324.79 × 112,231,096,930.80
  4. Step 4: Simplify right side
    203,687,664,113.61x = 31,545,502,741,244,221,063,168
  5. Step 5: Solve for x
    x = 31,545,502,741,244,221,063,168/203,687,664,113.61
  6. Step 6: Final answer
    x = 154,871,935,315.87

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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.