Finding the Fourth Proportional to 3,619,170,175.70, 5,428,755,263.55 and 2,241,675,103.70
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Solution
The fourth proportional to 3,619,170,175.70, 5,428,755,263.55 and 2,241,675,103.70 is: 3,362,512,655.55
Step by Step Solution
- Step 1: Write the proportion equation
3,619,170,175.70 : 5,428,755,263.55 = 2,241,675,103.70 : x - Step 2: Convert to fraction form
3,619,170,175.70/5,428,755,263.55 = 2,241,675,103.70/x - Step 3: Cross multiply
3,619,170,175.70x = 5,428,755,263.55 × 2,241,675,103.70 - Step 4: Simplify right side
3,619,170,175.70x = 12,169,505,518,380,365,824 - Step 5: Solve for x
x = 12,169,505,518,380,365,824/3,619,170,175.70 - Step 6: Final answer
x = 3,362,512,655.55
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Double scale
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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.