Home / 242,138,313,862.40-363,207,470,793.60-166,823,770,800.80

Finding the Fourth Proportional to 242,138,313,862.40, 363,207,470,793.60 and 166,823,770,800.80

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Solution

The fourth proportional to 242,138,313,862.40, 363,207,470,793.60 and 166,823,770,800.80 is: 250,235,656,201.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,138,313,862.40 : 363,207,470,793.60 = 166,823,770,800.80 : x
  2. Step 2: Convert to fraction form
    242,138,313,862.40/363,207,470,793.60 = 166,823,770,800.80/x
  3. Step 3: Cross multiply
    242,138,313,862.40x = 363,207,470,793.60 × 166,823,770,800.80
  4. Step 4: Simplify right side
    242,138,313,862.40x = 60,591,639,860,809,780,166,656
  5. Step 5: Solve for x
    x = 60,591,639,860,809,780,166,656/242,138,313,862.40
  6. Step 6: Final answer
    x = 250,235,656,201.20

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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.