Home / 396,089,076.60-594,130,662.45-119,739,756.60

Finding the Fourth Proportional to 396,089,076.60, 594,130,662.45 and 119,739,756.60

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Solution

The fourth proportional to 396,089,076.60, 594,130,662.45 and 119,739,756.60 is: 179,608,742.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,089,076.60 : 594,130,662.45 = 119,739,756.60 : x
  2. Step 2: Convert to fraction form
    396,089,076.60/594,130,662.45 = 119,739,756.60/x
  3. Step 3: Cross multiply
    396,089,076.60x = 594,130,662.45 × 119,739,756.60
  4. Step 4: Simplify right side
    396,089,076.60x = 71,141,060,910,359,760
  5. Step 5: Solve for x
    x = 71,141,060,910,359,760/396,089,076.60
  6. Step 6: Final answer
    x = 179,608,742.36

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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.