Finding the Fourth Proportional to 5,665,555,938.62, 8,498,349,851.26 and 2,173,031,974.82
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Solution
The fourth proportional to 5,665,555,938.62, 8,498,349,851.26 and 2,173,031,974.82 is: 3,259,554,077.32
Step by Step Solution
- Step 1: Write the proportion equation
5,665,555,938.62 : 8,498,349,851.26 = 2,173,031,974.82 : x - Step 2: Convert to fraction form
5,665,555,938.62/8,498,349,851.26 = 2,173,031,974.82/x - Step 3: Cross multiply
5,665,555,938.62x = 8,498,349,851.26 × 2,173,031,974.82 - Step 4: Simplify right side
5,665,555,938.62x = 18,467,185,959,994,773,504 - Step 5: Solve for x
x = 18,467,185,959,994,773,504/5,665,555,938.62 - Step 6: Final answer
x = 3,259,554,077.32
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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.