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Finding the Fourth Proportional to 270,573,101.40, 405,859,652.10 and 134,524,205.40

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Solution

The fourth proportional to 270,573,101.40, 405,859,652.10 and 134,524,205.40 is: 201,786,308.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,573,101.40 : 405,859,652.10 = 134,524,205.40 : x
  2. Step 2: Convert to fraction form
    270,573,101.40/405,859,652.10 = 134,524,205.40/x
  3. Step 3: Cross multiply
    270,573,101.40x = 405,859,652.10 × 134,524,205.40
  4. Step 4: Simplify right side
    270,573,101.40x = 54,597,947,202,672,944
  5. Step 5: Solve for x
    x = 54,597,947,202,672,944/270,573,101.40
  6. Step 6: Final answer
    x = 201,786,308.10

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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.