Finding the Fourth Proportional to 3,494,762,732.50, 5,242,163,695.62 and 1,165,693,320.82
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Solution
The fourth proportional to 3,494,762,732.50, 5,242,163,695.62 and 1,165,693,320.82 is: 1,748,546,517.85
Step by Step Solution
- Step 1: Write the proportion equation
3,494,762,732.50 : 5,242,163,695.62 = 1,165,693,320.82 : x - Step 2: Convert to fraction form
3,494,762,732.50/5,242,163,695.62 = 1,165,693,320.82/x - Step 3: Cross multiply
3,494,762,732.50x = 5,242,163,695.62 × 1,165,693,320.82 - Step 4: Simplify right side
3,494,762,732.50x = 6,110,755,206,629,320,704 - Step 5: Solve for x
x = 6,110,755,206,629,320,704/3,494,762,732.50 - Step 6: Final answer
x = 1,748,546,517.85
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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.