Home / 75,089,231.60-112,633,847.40-69,827,965.70

Finding the Fourth Proportional to 75,089,231.60, 112,633,847.40 and 69,827,965.70

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Solution

The fourth proportional to 75,089,231.60, 112,633,847.40 and 69,827,965.70 is: 104,741,948.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,089,231.60 : 112,633,847.40 = 69,827,965.70 : x
  2. Step 2: Convert to fraction form
    75,089,231.60/112,633,847.40 = 69,827,965.70/x
  3. Step 3: Cross multiply
    75,089,231.60x = 112,633,847.40 × 69,827,965.70
  4. Step 4: Simplify right side
    75,089,231.60x = 7,864,992,432,906,235
  5. Step 5: Solve for x
    x = 7,864,992,432,906,235/75,089,231.60
  6. Step 6: Final answer
    x = 104,741,948.55

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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.