Home / 396,089,115.10-594,130,720.20-119,739,795.10

Finding the Fourth Proportional to 396,089,115.10, 594,130,720.20 and 119,739,795.10

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Solution

The fourth proportional to 396,089,115.10, 594,130,720.20 and 119,739,795.10 is: 179,608,800.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,089,115.10 : 594,130,720.20 = 119,739,795.10 : x
  2. Step 2: Convert to fraction form
    396,089,115.10/594,130,720.20 = 119,739,795.10/x
  3. Step 3: Cross multiply
    396,089,115.10x = 594,130,720.20 × 119,739,795.10
  4. Step 4: Simplify right side
    396,089,115.10x = 71,141,090,699,363,432
  5. Step 5: Solve for x
    x = 71,141,090,699,363,432/396,089,115.10
  6. Step 6: Final answer
    x = 179,608,800.11

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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.