Finding the Fourth Proportional to 325,764,537.99, 449,551,868.62 and 177,076,812.49
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Solution
The fourth proportional to 325,764,537.99, 449,551,868.62 and 177,076,812.49 is: 244,364,265.16
Step by Step Solution
- Step 1: Write the proportion equation
325,764,537.99 : 449,551,868.62 = 177,076,812.49 : x - Step 2: Convert to fraction form
325,764,537.99/449,551,868.62 = 177,076,812.49/x - Step 3: Cross multiply
325,764,537.99x = 449,551,868.62 × 177,076,812.49 - Step 4: Simplify right side
325,764,537.99x = 79,605,211,941,019,712 - Step 5: Solve for x
x = 79,605,211,941,019,712/325,764,537.99 - Step 6: Final answer
x = 244,364,265.16
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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.