Home / 264,720,294.41-397,102,668.03-80,489,370.42

Finding the Fourth Proportional to 264,720,294.41, 397,102,668.03 and 80,489,370.42

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Solution

The fourth proportional to 264,720,294.41, 397,102,668.03 and 80,489,370.42 is: 120,740,813.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,720,294.41 : 397,102,668.03 = 80,489,370.42 : x
  2. Step 2: Convert to fraction form
    264,720,294.41/397,102,668.03 = 80,489,370.42/x
  3. Step 3: Cross multiply
    264,720,294.41x = 397,102,668.03 × 80,489,370.42
  4. Step 4: Simplify right side
    264,720,294.41x = 31,962,543,741,836,960
  5. Step 5: Solve for x
    x = 31,962,543,741,836,960/264,720,294.41
  6. Step 6: Final answer
    x = 120,740,813.67

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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.