Finding the Fourth Proportional to 2,127,682,473,955.80, 2,936,204,645,593.40 and 1,152,202,031,706
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Solution
The fourth proportional to 2,127,682,473,955.80, 2,936,204,645,593.40 and 1,152,202,031,706 is: 1,590,040,337,112.63
Step by Step Solution
- Step 1: Write the proportion equation
2,127,682,473,955.80 : 2,936,204,645,593.40 = 1,152,202,031,706 : x - Step 2: Convert to fraction form
2,127,682,473,955.80/2,936,204,645,593.40 = 1,152,202,031,706/x - Step 3: Cross multiply
2,127,682,473,955.80x = 2,936,204,645,593.40 × 1,152,202,031,706 - Step 4: Simplify right side
2,127,682,473,955.80x = 3,383,100,958,157,310,856,790,016 - Step 5: Solve for x
x = 3,383,100,958,157,310,856,790,016/2,127,682,473,955.80 - Step 6: Final answer
x = 1,590,040,337,112.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.