Finding the Fourth Proportional to 303,783,860.04, 419,223,739.68 and 164,554,621.74
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Solution
The fourth proportional to 303,783,860.04, 419,223,739.68 and 164,554,621.74 is: 227,086,468.31
Step by Step Solution
- Step 1: Write the proportion equation
303,783,860.04 : 419,223,739.68 = 164,554,621.74 : x - Step 2: Convert to fraction form
303,783,860.04/419,223,739.68 = 164,554,621.74/x - Step 3: Cross multiply
303,783,860.04x = 419,223,739.68 × 164,554,621.74 - Step 4: Simplify right side
303,783,860.04x = 68,985,203,907,470,632 - Step 5: Solve for x
x = 68,985,203,907,470,632/303,783,860.04 - Step 6: Final answer
x = 227,086,468.31
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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.