Home / 442,188,800,999.70-663,283,201,499.55-219,034,599,335.70

Finding the Fourth Proportional to 442,188,800,999.70, 663,283,201,499.55 and 219,034,599,335.70

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Solution

The fourth proportional to 442,188,800,999.70, 663,283,201,499.55 and 219,034,599,335.70 is: 328,551,899,003.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,188,800,999.70 : 663,283,201,499.55 = 219,034,599,335.70 : x
  2. Step 2: Convert to fraction form
    442,188,800,999.70/663,283,201,499.55 = 219,034,599,335.70/x
  3. Step 3: Cross multiply
    442,188,800,999.70x = 663,283,201,499.55 × 219,034,599,335.70
  4. Step 4: Simplify right side
    442,188,800,999.70x = 145,281,970,286,554,320,470,016
  5. Step 5: Solve for x
    x = 145,281,970,286,554,320,470,016/442,188,800,999.70
  6. Step 6: Final answer
    x = 328,551,899,003.55

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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.