Finding the Fourth Proportional to 5,284,162,022.20, 7,926,243,033.30 and 1,603,661,471.80
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Solution
The fourth proportional to 5,284,162,022.20, 7,926,243,033.30 and 1,603,661,471.80 is: 2,405,492,207.70
Step by Step Solution
- Step 1: Write the proportion equation
5,284,162,022.20 : 7,926,243,033.30 = 1,603,661,471.80 : x - Step 2: Convert to fraction form
5,284,162,022.20/7,926,243,033.30 = 1,603,661,471.80/x - Step 3: Cross multiply
5,284,162,022.20x = 7,926,243,033.30 × 1,603,661,471.80 - Step 4: Simplify right side
5,284,162,022.20x = 12,711,010,568,626,374,656 - Step 5: Solve for x
x = 12,711,010,568,626,374,656/5,284,162,022.20 - Step 6: Final answer
x = 2,405,492,207.70
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1.5x scale
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.