Finding the Fourth Proportional to 281,631,821,395.41, 422,621,492,922.41 and 130,509,954,571.05
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Solution
The fourth proportional to 281,631,821,395.41, 422,621,492,922.41 and 130,509,954,571.05 is: 195,845,453,716.02
Step by Step Solution
- Step 1: Write the proportion equation
281,631,821,395.41 : 422,621,492,922.41 = 130,509,954,571.05 : x - Step 2: Convert to fraction form
281,631,821,395.41/422,621,492,922.41 = 130,509,954,571.05/x - Step 3: Cross multiply
281,631,821,395.41x = 422,621,492,922.41 × 130,509,954,571.05 - Step 4: Simplify right side
281,631,821,395.41x = 55,156,311,842,053,051,908,096 - Step 5: Solve for x
x = 55,156,311,842,053,051,908,096/281,631,821,395.41 - Step 6: Final answer
x = 195,845,453,716.02
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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.