Home / 277,784,251.20-383,121,096.48-178,676,383.68

Finding the Fourth Proportional to 277,784,251.20, 383,121,096.48 and 178,676,383.68

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Solution

The fourth proportional to 277,784,251.20, 383,121,096.48 and 178,676,383.68 is: 246,431,148.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,784,251.20 : 383,121,096.48 = 178,676,383.68 : x
  2. Step 2: Convert to fraction form
    277,784,251.20/383,121,096.48 = 178,676,383.68/x
  3. Step 3: Cross multiply
    277,784,251.20x = 383,121,096.48 × 178,676,383.68
  4. Step 4: Simplify right side
    277,784,251.20x = 68,454,692,030,562,784
  5. Step 5: Solve for x
    x = 68,454,692,030,562,784/277,784,251.20
  6. Step 6: Final answer
    x = 246,431,148.40

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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.