Home / 5,619,151,609.74-8,425,969,310.20-2,779,665,142.33

Finding the Fourth Proportional to 5,619,151,609.74, 8,425,969,310.20 and 2,779,665,142.33

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Solution

The fourth proportional to 5,619,151,609.74, 8,425,969,310.20 and 2,779,665,142.33 is: 4,168,133,342.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619,151,609.74 : 8,425,969,310.20 = 2,779,665,142.33 : x
  2. Step 2: Convert to fraction form
    5,619,151,609.74/8,425,969,310.20 = 2,779,665,142.33/x
  3. Step 3: Cross multiply
    5,619,151,609.74x = 8,425,969,310.20 × 2,779,665,142.33
  4. Step 4: Simplify right side
    5,619,151,609.74x = 23,421,373,181,930,659,840
  5. Step 5: Solve for x
    x = 23,421,373,181,930,659,840/5,619,151,609.74
  6. Step 6: Final answer
    x = 4,168,133,342.65

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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.