Finding the Fourth Proportional to 3,546,450,815.70, 5,320,180,108.35 and 1,092,531,839.70
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Solution
The fourth proportional to 3,546,450,815.70, 5,320,180,108.35 and 1,092,531,839.70 is: 1,638,952,988.04
Step by Step Solution
- Step 1: Write the proportion equation
3,546,450,815.70 : 5,320,180,108.35 = 1,092,531,839.70 : x - Step 2: Convert to fraction form
3,546,450,815.70/5,320,180,108.35 = 1,092,531,839.70/x - Step 3: Cross multiply
3,546,450,815.70x = 5,320,180,108.35 × 1,092,531,839.70 - Step 4: Simplify right side
3,546,450,815.70x = 5,812,466,161,310,971,904 - Step 5: Solve for x
x = 5,812,466,161,310,971,904/3,546,450,815.70 - Step 6: Final answer
x = 1,638,952,988.04
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1.5x scale
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.