Home / 352,829,879.06-486,905,636.77-196,193,623.02

Finding the Fourth Proportional to 352,829,879.06, 486,905,636.77 and 196,193,623.02

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Solution

The fourth proportional to 352,829,879.06, 486,905,636.77 and 196,193,623.02 is: 270,747,424.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,829,879.06 : 486,905,636.77 = 196,193,623.02 : x
  2. Step 2: Convert to fraction form
    352,829,879.06/486,905,636.77 = 196,193,623.02/x
  3. Step 3: Cross multiply
    352,829,879.06x = 486,905,636.77 × 196,193,623.02
  4. Step 4: Simplify right side
    352,829,879.06x = 95,527,780,945,794,416
  5. Step 5: Solve for x
    x = 95,527,780,945,794,416/352,829,879.06
  6. Step 6: Final answer
    x = 270,747,424.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.