Home / 506,247,269,450.18-698,621,923,662.75-274,760,792,280.45

Finding the Fourth Proportional to 506,247,269,450.18, 698,621,923,662.75 and 274,760,792,280.45

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Solution

The fourth proportional to 506,247,269,450.18, 698,621,923,662.75 and 274,760,792,280.45 is: 379,170,268,826.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,247,269,450.18 : 698,621,923,662.75 = 274,760,792,280.45 : x
  2. Step 2: Convert to fraction form
    506,247,269,450.18/698,621,923,662.75 = 274,760,792,280.45/x
  3. Step 3: Cross multiply
    506,247,269,450.18x = 698,621,923,662.75 × 274,760,792,280.45
  4. Step 4: Simplify right side
    506,247,269,450.18x = 191,953,913,250,069,260,271,616
  5. Step 5: Solve for x
    x = 191,953,913,250,069,260,271,616/506,247,269,450.18
  6. Step 6: Final answer
    x = 379,170,268,826.43

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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.