Home / 449,425,413.20-674,642,004.60-347,640,683.60

Finding the Fourth Proportional to 449,425,413.20, 674,642,004.60 and 347,640,683.60

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Solution

The fourth proportional to 449,425,413.20, 674,642,004.60 and 347,640,683.60 is: 521,850,791.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,425,413.20 : 674,642,004.60 = 347,640,683.60 : x
  2. Step 2: Convert to fraction form
    449,425,413.20/674,642,004.60 = 347,640,683.60/x
  3. Step 3: Cross multiply
    449,425,413.20x = 674,642,004.60 × 347,640,683.60
  4. Step 4: Simplify right side
    449,425,413.20x = 234,533,007,664,418,368
  5. Step 5: Solve for x
    x = 234,533,007,664,418,368/449,425,413.20
  6. Step 6: Final answer
    x = 521,850,791.65

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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.