Home / 384,916,672.20-576,524,702.70-154,767,289.80

Finding the Fourth Proportional to 384,916,672.20, 576,524,702.70 and 154,767,289.80

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Solution

The fourth proportional to 384,916,672.20, 576,524,702.70 and 154,767,289.80 is: 231,809,043.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,916,672.20 : 576,524,702.70 = 154,767,289.80 : x
  2. Step 2: Convert to fraction form
    384,916,672.20/576,524,702.70 = 154,767,289.80/x
  3. Step 3: Cross multiply
    384,916,672.20x = 576,524,702.70 × 154,767,289.80
  4. Step 4: Simplify right side
    384,916,672.20x = 89,227,165,739,629,760
  5. Step 5: Solve for x
    x = 89,227,165,739,629,760/384,916,672.20
  6. Step 6: Final answer
    x = 231,809,043.84

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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.