Finding the Fourth Proportional to 2,419,721,409.60, 3,629,582,114.40 and 1,193,477,313.60
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Solution
The fourth proportional to 2,419,721,409.60, 3,629,582,114.40 and 1,193,477,313.60 is: 1,790,215,970.40
Step by Step Solution
- Step 1: Write the proportion equation
2,419,721,409.60 : 3,629,582,114.40 = 1,193,477,313.60 : x - Step 2: Convert to fraction form
2,419,721,409.60/3,629,582,114.40 = 1,193,477,313.60/x - Step 3: Cross multiply
2,419,721,409.60x = 3,629,582,114.40 × 1,193,477,313.60 - Step 4: Simplify right side
2,419,721,409.60x = 4,331,823,911,384,719,872 - Step 5: Solve for x
x = 4,331,823,911,384,719,872/2,419,721,409.60 - Step 6: Final answer
x = 1,790,215,970.40
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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.