Home / 81,089,109.36-121,632,686.28-32,566,091.76

Finding the Fourth Proportional to 81,089,109.36, 121,632,686.28 and 32,566,091.76

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Solution

The fourth proportional to 81,089,109.36, 121,632,686.28 and 32,566,091.76 is: 48,848,744.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,089,109.36 : 121,632,686.28 = 32,566,091.76 : x
  2. Step 2: Convert to fraction form
    81,089,109.36/121,632,686.28 = 32,566,091.76/x
  3. Step 3: Cross multiply
    81,089,109.36x = 121,632,686.28 × 32,566,091.76
  4. Step 4: Simplify right side
    81,089,109.36x = 3,961,101,222,409,773.50
  5. Step 5: Solve for x
    x = 3,961,101,222,409,773.50/81,089,109.36
  6. Step 6: Final answer
    x = 48,848,744.96

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.