Home / 353,185,250.40-529,861,856.40-148,608,021.60

Finding the Fourth Proportional to 353,185,250.40, 529,861,856.40 and 148,608,021.60

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Solution

The fourth proportional to 353,185,250.40, 529,861,856.40 and 148,608,021.60 is: 222,947,368.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,185,250.40 : 529,861,856.40 = 148,608,021.60 : x
  2. Step 2: Convert to fraction form
    353,185,250.40/529,861,856.40 = 148,608,021.60/x
  3. Step 3: Cross multiply
    353,185,250.40x = 529,861,856.40 × 148,608,021.60
  4. Step 4: Simplify right side
    353,185,250.40x = 78,741,722,200,907,296
  5. Step 5: Solve for x
    x = 78,741,722,200,907,296/353,185,250.40
  6. Step 6: Final answer
    x = 222,947,368.59

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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.