Home / 168,565,111.56-252,847,764.54-47,396,563.56

Finding the Fourth Proportional to 168,565,111.56, 252,847,764.54 and 47,396,563.56

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Solution

The fourth proportional to 168,565,111.56, 252,847,764.54 and 47,396,563.56 is: 71,094,872.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,565,111.56 : 252,847,764.54 = 47,396,563.56 : x
  2. Step 2: Convert to fraction form
    168,565,111.56/252,847,764.54 = 47,396,563.56/x
  3. Step 3: Cross multiply
    168,565,111.56x = 252,847,764.54 × 47,396,563.56
  4. Step 4: Simplify right side
    168,565,111.56x = 11,984,115,143,024,024
  5. Step 5: Solve for x
    x = 11,984,115,143,024,024/168,565,111.56
  6. Step 6: Final answer
    x = 71,094,872.67

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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.