Home / 125,089,027.44-172,629,229.20-72,146,046.56

Finding the Fourth Proportional to 125,089,027.44, 172,629,229.20 and 72,146,046.56

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Solution

The fourth proportional to 125,089,027.44, 172,629,229.20 and 72,146,046.56 is: 99,565,218.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,089,027.44 : 172,629,229.20 = 72,146,046.56 : x
  2. Step 2: Convert to fraction form
    125,089,027.44/172,629,229.20 = 72,146,046.56/x
  3. Step 3: Cross multiply
    125,089,027.44x = 172,629,229.20 × 72,146,046.56
  4. Step 4: Simplify right side
    125,089,027.44x = 12,454,516,407,480,112
  5. Step 5: Solve for x
    x = 12,454,516,407,480,112/125,089,027.44
  6. Step 6: Final answer
    x = 99,565,218.97

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