Home / 203,687,664,111.36-281,076,311,321.68-112,231,096,928.55

Finding the Fourth Proportional to 203,687,664,111.36, 281,076,311,321.68 and 112,231,096,928.55

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Solution

The fourth proportional to 203,687,664,111.36, 281,076,311,321.68 and 112,231,096,928.55 is: 154,871,935,312.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,687,664,111.36 : 281,076,311,321.68 = 112,231,096,928.55 : x
  2. Step 2: Convert to fraction form
    203,687,664,111.36/281,076,311,321.68 = 112,231,096,928.55/x
  3. Step 3: Cross multiply
    203,687,664,111.36x = 281,076,311,321.68 × 112,231,096,928.55
  4. Step 4: Simplify right side
    203,687,664,111.36x = 31,545,502,740,262,762,315,776
  5. Step 5: Solve for x
    x = 31,545,502,740,262,762,315,776/203,687,664,111.36
  6. Step 6: Final answer
    x = 154,871,935,312.77

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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.