Finding the Fourth Proportional to 2,546,376,429.60, 3,821,580,183.60 and 994,411,245.60
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Solution
The fourth proportional to 2,546,376,429.60, 3,821,580,183.60 and 994,411,245.60 is: 1,492,403,977.02
Step by Step Solution
- Step 1: Write the proportion equation
2,546,376,429.60 : 3,821,580,183.60 = 994,411,245.60 : x - Step 2: Convert to fraction form
2,546,376,429.60/3,821,580,183.60 = 994,411,245.60/x - Step 3: Cross multiply
2,546,376,429.60x = 3,821,580,183.60 × 994,411,245.60 - Step 4: Simplify right side
2,546,376,429.60x = 3,800,222,310,533,952,512 - Step 5: Solve for x
x = 3,800,222,310,533,952,512/2,546,376,429.60 - Step 6: Final answer
x = 1,492,403,977.02
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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.