Home / 352,400,823.45-486,304,403.67-195,768,313.56

Finding the Fourth Proportional to 352,400,823.45, 486,304,403.67 and 195,768,313.56

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Solution

The fourth proportional to 352,400,823.45, 486,304,403.67 and 195,768,313.56 is: 270,155,421.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,400,823.45 : 486,304,403.67 = 195,768,313.56 : x
  2. Step 2: Convert to fraction form
    352,400,823.45/486,304,403.67 = 195,768,313.56/x
  3. Step 3: Cross multiply
    352,400,823.45x = 486,304,403.67 × 195,768,313.56
  4. Step 4: Simplify right side
    352,400,823.45x = 95,202,992,983,277,376
  5. Step 5: Solve for x
    x = 95,202,992,983,277,376/352,400,823.45
  6. Step 6: Final answer
    x = 270,155,421.46

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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.