Home / 384,914,787.40-576,238,440.30-362,491,913.80

Finding the Fourth Proportional to 384,914,787.40, 576,238,440.30 and 362,491,913.80

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Solution

The fourth proportional to 384,914,787.40, 576,238,440.30 and 362,491,913.80 is: 542,670,174.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,914,787.40 : 576,238,440.30 = 362,491,913.80 : x
  2. Step 2: Convert to fraction form
    384,914,787.40/576,238,440.30 = 362,491,913.80/x
  3. Step 3: Cross multiply
    384,914,787.40x = 576,238,440.30 × 362,491,913.80
  4. Step 4: Simplify right side
    384,914,787.40x = 208,881,775,029,474,048
  5. Step 5: Solve for x
    x = 208,881,775,029,474,048/384,914,787.40
  6. Step 6: Final answer
    x = 542,670,174.98

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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.