Finding the Fourth Proportional to 351,362,566.37, 484,880,331.97 and 194,753,202.23
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Solution
The fourth proportional to 351,362,566.37, 484,880,331.97 and 194,753,202.23 is: 268,759,413.75
Step by Step Solution
- Step 1: Write the proportion equation
351,362,566.37 : 484,880,331.97 = 194,753,202.23 : x - Step 2: Convert to fraction form
351,362,566.37/484,880,331.97 = 194,753,202.23/x - Step 3: Cross multiply
351,362,566.37x = 484,880,331.97 × 194,753,202.23 - Step 4: Simplify right side
351,362,566.37x = 94,431,997,350,958,576 - Step 5: Solve for x
x = 94,431,997,350,958,576/351,362,566.37 - Step 6: Final answer
x = 268,759,413.75
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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.