Finding the Fourth Proportional to 1,739,753,286.60, 2,609,629,929.90 and 965,786,233.80
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Solution
The fourth proportional to 1,739,753,286.60, 2,609,629,929.90 and 965,786,233.80 is: 1,448,679,350.70
Step by Step Solution
- Step 1: Write the proportion equation
1,739,753,286.60 : 2,609,629,929.90 = 965,786,233.80 : x - Step 2: Convert to fraction form
1,739,753,286.60/2,609,629,929.90 = 965,786,233.80/x - Step 3: Cross multiply
1,739,753,286.60x = 2,609,629,929.90 × 965,786,233.80 - Step 4: Simplify right side
1,739,753,286.60x = 2,520,344,661,609,879,040 - Step 5: Solve for x
x = 2,520,344,661,609,879,040/1,739,753,286.60 - Step 6: Final answer
x = 1,448,679,350.70
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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.