Home / 198,009,433.44-273,230,856.45-109,907,144.46

Finding the Fourth Proportional to 198,009,433.44, 273,230,856.45 and 109,907,144.46

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Solution

The fourth proportional to 198,009,433.44, 273,230,856.45 and 109,907,144.46 is: 151,659,558.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,009,433.44 : 273,230,856.45 = 109,907,144.46 : x
  2. Step 2: Convert to fraction form
    198,009,433.44/273,230,856.45 = 109,907,144.46/x
  3. Step 3: Cross multiply
    198,009,433.44x = 273,230,856.45 × 109,907,144.46
  4. Step 4: Simplify right side
    198,009,433.44x = 30,030,023,210,779,668
  5. Step 5: Solve for x
    x = 30,030,023,210,779,668/198,009,433.44
  6. Step 6: Final answer
    x = 151,659,558.28

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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.