Finding the Fourth Proportional to 3,276,277,517.40, 4,914,416,276.10 and 1,207,483,992.60
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Solution
The fourth proportional to 3,276,277,517.40, 4,914,416,276.10 and 1,207,483,992.60 is: 1,811,225,988.90
Step by Step Solution
- Step 1: Write the proportion equation
3,276,277,517.40 : 4,914,416,276.10 = 1,207,483,992.60 : x - Step 2: Convert to fraction form
3,276,277,517.40/4,914,416,276.10 = 1,207,483,992.60/x - Step 3: Cross multiply
3,276,277,517.40x = 4,914,416,276.10 × 1,207,483,992.60 - Step 4: Simplify right side
3,276,277,517.40x = 5,934,078,986,363,652,096 - Step 5: Solve for x
x = 5,934,078,986,363,652,096/3,276,277,517.40 - Step 6: Final answer
x = 1,811,225,988.90
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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.