Finding the Fourth Proportional to 7,513,587,668.63, 11,270,375,027.38 and 1,917,524,305.93
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Solution
The fourth proportional to 7,513,587,668.63, 11,270,375,027.38 and 1,917,524,305.93 is: 2,876,284,806.27
Step by Step Solution
- Step 1: Write the proportion equation
7,513,587,668.63 : 11,270,375,027.38 = 1,917,524,305.93 : x - Step 2: Convert to fraction form
7,513,587,668.63/11,270,375,027.38 = 1,917,524,305.93/x - Step 3: Cross multiply
7,513,587,668.63x = 11,270,375,027.38 × 1,917,524,305.93 - Step 4: Simplify right side
7,513,587,668.63x = 21,611,218,051,891,286,016 - Step 5: Solve for x
x = 21,611,218,051,891,286,016/7,513,587,668.63 - Step 6: Final answer
x = 2,876,284,806.27
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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.