Home / 442,188,800,998.20-663,283,201,497.30-219,034,599,334.20

Finding the Fourth Proportional to 442,188,800,998.20, 663,283,201,497.30 and 219,034,599,334.20

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Solution

The fourth proportional to 442,188,800,998.20, 663,283,201,497.30 and 219,034,599,334.20 is: 328,551,899,001.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,188,800,998.20 : 663,283,201,497.30 = 219,034,599,334.20 : x
  2. Step 2: Convert to fraction form
    442,188,800,998.20/663,283,201,497.30 = 219,034,599,334.20/x
  3. Step 3: Cross multiply
    442,188,800,998.20x = 663,283,201,497.30 × 219,034,599,334.20
  4. Step 4: Simplify right side
    442,188,800,998.20x = 145,281,970,285,066,567,286,784
  5. Step 5: Solve for x
    x = 145,281,970,285,066,567,286,784/442,188,800,998.20
  6. Step 6: Final answer
    x = 328,551,899,001.30

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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.