Home / 271,285,627.20-406,928,440.80-269,018,145.60

Finding the Fourth Proportional to 271,285,627.20, 406,928,440.80 and 269,018,145.60

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Solution

The fourth proportional to 271,285,627.20, 406,928,440.80 and 269,018,145.60 is: 403,527,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,285,627.20 : 406,928,440.80 = 269,018,145.60 : x
  2. Step 2: Convert to fraction form
    271,285,627.20/406,928,440.80 = 269,018,145.60/x
  3. Step 3: Cross multiply
    271,285,627.20x = 406,928,440.80 × 269,018,145.60
  4. Step 4: Simplify right side
    271,285,627.20x = 109,471,134,535,915,392
  5. Step 5: Solve for x
    x = 109,471,134,535,915,392/271,285,627.20
  6. Step 6: Final answer
    x = 403,527,218.40

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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.