Finding the Fourth Proportional to 5,665,555,939.62, 8,498,349,852.76 and 2,173,031,975.82
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Solution
The fourth proportional to 5,665,555,939.62, 8,498,349,852.76 and 2,173,031,975.82 is: 3,259,554,078.82
Step by Step Solution
- Step 1: Write the proportion equation
5,665,555,939.62 : 8,498,349,852.76 = 2,173,031,975.82 : x - Step 2: Convert to fraction form
5,665,555,939.62/8,498,349,852.76 = 2,173,031,975.82/x - Step 3: Cross multiply
5,665,555,939.62x = 8,498,349,852.76 × 2,173,031,975.82 - Step 4: Simplify right side
5,665,555,939.62x = 18,467,185,971,752,669,184 - Step 5: Solve for x
x = 18,467,185,971,752,669,184/5,665,555,939.62 - Step 6: Final answer
x = 3,259,554,078.82
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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.