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Finding the Fourth Proportional to 352,797,587.96, 529,317,706.97 and 207,352,834.52

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Solution

The fourth proportional to 352,797,587.96, 529,317,706.97 and 207,352,834.52 is: 311,100,559.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,797,587.96 : 529,317,706.97 = 207,352,834.52 : x
  2. Step 2: Convert to fraction form
    352,797,587.96/529,317,706.97 = 207,352,834.52/x
  3. Step 3: Cross multiply
    352,797,587.96x = 529,317,706.97 × 207,352,834.52
  4. Step 4: Simplify right side
    352,797,587.96x = 109,755,526,898,172,896
  5. Step 5: Solve for x
    x = 109,755,526,898,172,896/352,797,587.96
  6. Step 6: Final answer
    x = 311,100,559.20

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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.