Home / 392,571,703.81-588,863,658.98-116,250,865.72

Finding the Fourth Proportional to 392,571,703.81, 588,863,658.98 and 116,250,865.72

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Solution

The fourth proportional to 392,571,703.81, 588,863,658.98 and 116,250,865.72 is: 174,378,105.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,571,703.81 : 588,863,658.98 = 116,250,865.72 : x
  2. Step 2: Convert to fraction form
    392,571,703.81/588,863,658.98 = 116,250,865.72/x
  3. Step 3: Cross multiply
    392,571,703.81x = 588,863,658.98 × 116,250,865.72
  4. Step 4: Simplify right side
    392,571,703.81x = 68,455,910,149,105,672
  5. Step 5: Solve for x
    x = 68,455,910,149,105,672/392,571,703.81
  6. Step 6: Final answer
    x = 174,378,105.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.