Home / 253,468,227,000.20-380,202,340,500.30-212,556,623,361.80

Finding the Fourth Proportional to 253,468,227,000.20, 380,202,340,500.30 and 212,556,623,361.80

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Solution

The fourth proportional to 253,468,227,000.20, 380,202,340,500.30 and 212,556,623,361.80 is: 318,834,935,042.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,468,227,000.20 : 380,202,340,500.30 = 212,556,623,361.80 : x
  2. Step 2: Convert to fraction form
    253,468,227,000.20/380,202,340,500.30 = 212,556,623,361.80/x
  3. Step 3: Cross multiply
    253,468,227,000.20x = 380,202,340,500.30 × 212,556,623,361.80
  4. Step 4: Simplify right side
    253,468,227,000.20x = 80,814,525,690,997,104,443,392
  5. Step 5: Solve for x
    x = 80,814,525,690,997,104,443,392/253,468,227,000.20
  6. Step 6: Final answer
    x = 318,834,935,042.70

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1.5x scale

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.