Home / 351,792,109.17-485,482,045.23-193,022,190.09

Finding the Fourth Proportional to 351,792,109.17, 485,482,045.23 and 193,022,190.09

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Solution

The fourth proportional to 351,792,109.17, 485,482,045.23 and 193,022,190.09 is: 266,375,524.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,792,109.17 : 485,482,045.23 = 193,022,190.09 : x
  2. Step 2: Convert to fraction form
    351,792,109.17/485,482,045.23 = 193,022,190.09/x
  3. Step 3: Cross multiply
    351,792,109.17x = 485,482,045.23 × 193,022,190.09
  4. Step 4: Simplify right side
    351,792,109.17x = 93,708,807,619,667,040
  5. Step 5: Solve for x
    x = 93,708,807,619,667,040/351,792,109.17
  6. Step 6: Final answer
    x = 266,375,524.57

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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.