Home / 148,179,936,324.60-222,269,904,486.90-85,488,605,047.80

Finding the Fourth Proportional to 148,179,936,324.60, 222,269,904,486.90 and 85,488,605,047.80

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Solution

The fourth proportional to 148,179,936,324.60, 222,269,904,486.90 and 85,488,605,047.80 is: 128,232,907,571.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,179,936,324.60 : 222,269,904,486.90 = 85,488,605,047.80 : x
  2. Step 2: Convert to fraction form
    148,179,936,324.60/222,269,904,486.90 = 85,488,605,047.80/x
  3. Step 3: Cross multiply
    148,179,936,324.60x = 222,269,904,486.90 × 85,488,605,047.80
  4. Step 4: Simplify right side
    148,179,936,324.60x = 19,001,544,078,692,821,499,904
  5. Step 5: Solve for x
    x = 19,001,544,078,692,821,499,904/148,179,936,324.60
  6. Step 6: Final answer
    x = 128,232,907,571.70

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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.