Finding the Fourth Proportional to 10,637,568,864.80, 14,917,085,212 and 10,637,568,864.80
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Solution
The fourth proportional to 10,637,568,864.80, 14,917,085,212 and 10,637,568,864.80 is: 14,917,085,212
Step by Step Solution
- Step 1: Write the proportion equation
10,637,568,864.80 : 14,917,085,212 = 10,637,568,864.80 : x - Step 2: Convert to fraction form
10,637,568,864.80/14,917,085,212 = 10,637,568,864.80/x - Step 3: Cross multiply
10,637,568,864.80x = 14,917,085,212 × 10,637,568,864.80 - Step 4: Simplify right side
10,637,568,864.80x = 158,681,521,204,739,702,784 - Step 5: Solve for x
x = 158,681,521,204,739,702,784/10,637,568,864.80 - Step 6: Final answer
x = 14,917,085,212
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.