Home / 228,068,504,578.50-314,734,847,989.22-123,781,967,480.88

Finding the Fourth Proportional to 228,068,504,578.50, 314,734,847,989.22 and 123,781,967,480.88

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Solution

The fourth proportional to 228,068,504,578.50, 314,734,847,989.22 and 123,781,967,480.88 is: 170,819,284,279.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,068,504,578.50 : 314,734,847,989.22 = 123,781,967,480.88 : x
  2. Step 2: Convert to fraction form
    228,068,504,578.50/314,734,847,989.22 = 123,781,967,480.88/x
  3. Step 3: Cross multiply
    228,068,504,578.50x = 314,734,847,989.22 × 123,781,967,480.88
  4. Step 4: Simplify right side
    228,068,504,578.50x = 38,958,498,718,901,338,112,000
  5. Step 5: Solve for x
    x = 38,958,498,718,901,338,112,000/228,068,504,578.50
  6. Step 6: Final answer
    x = 170,819,284,279.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.