Home / 75,089,230.60-112,633,845.90-69,827,964.70

Finding the Fourth Proportional to 75,089,230.60, 112,633,845.90 and 69,827,964.70

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Solution

The fourth proportional to 75,089,230.60, 112,633,845.90 and 69,827,964.70 is: 104,741,947.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,089,230.60 : 112,633,845.90 = 69,827,964.70 : x
  2. Step 2: Convert to fraction form
    75,089,230.60/112,633,845.90 = 69,827,964.70/x
  3. Step 3: Cross multiply
    75,089,230.60x = 112,633,845.90 × 69,827,964.70
  4. Step 4: Simplify right side
    75,089,230.60x = 7,864,992,215,530,440
  5. Step 5: Solve for x
    x = 7,864,992,215,530,440/75,089,230.60
  6. Step 6: Final answer
    x = 104,741,947.05

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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.