Home / 352,704,469.13-528,707,243.25-165,623,518.86

Finding the Fourth Proportional to 352,704,469.13, 528,707,243.25 and 165,623,518.86

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Solution

The fourth proportional to 352,704,469.13, 528,707,243.25 and 165,623,518.86 is: 248,271,178.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,704,469.13 : 528,707,243.25 = 165,623,518.86 : x
  2. Step 2: Convert to fraction form
    352,704,469.13/528,707,243.25 = 165,623,518.86/x
  3. Step 3: Cross multiply
    352,704,469.13x = 528,707,243.25 × 165,623,518.86
  4. Step 4: Simplify right side
    352,704,469.13x = 87,566,354,074,794,320
  5. Step 5: Solve for x
    x = 87,566,354,074,794,320/352,704,469.13
  6. Step 6: Final answer
    x = 248,271,178.11

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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.