Home / 396,596,671.20-594,485,600.40-178,351,567.20

Finding the Fourth Proportional to 396,596,671.20, 594,485,600.40 and 178,351,567.20

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Solution

The fourth proportional to 396,596,671.20, 594,485,600.40 and 178,351,567.20 is: 267,343,238.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,596,671.20 : 594,485,600.40 = 178,351,567.20 : x
  2. Step 2: Convert to fraction form
    396,596,671.20/594,485,600.40 = 178,351,567.20/x
  3. Step 3: Cross multiply
    396,596,671.20x = 594,485,600.40 × 178,351,567.20
  4. Step 4: Simplify right side
    396,596,671.20x = 106,027,438,509,172,928
  5. Step 5: Solve for x
    x = 106,027,438,509,172,928/396,596,671.20
  6. Step 6: Final answer
    x = 267,343,238.63

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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.