Finding the Fourth Proportional to 634,206,086,841.10, 875,222,984,859.98 and 345,193,065,550.68
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Solution
The fourth proportional to 634,206,086,841.10, 875,222,984,859.98 and 345,193,065,550.68 is: 476,376,546,130.39
Step by Step Solution
- Step 1: Write the proportion equation
634,206,086,841.10 : 875,222,984,859.98 = 345,193,065,550.68 : x - Step 2: Convert to fraction form
634,206,086,841.10/875,222,984,859.98 = 345,193,065,550.68/x - Step 3: Cross multiply
634,206,086,841.10x = 875,222,984,859.98 × 345,193,065,550.68 - Step 4: Simplify right side
634,206,086,841.10x = 302,120,905,184,232,867,889,152 - Step 5: Solve for x
x = 302,120,905,184,232,867,889,152/634,206,086,841.10 - Step 6: Final answer
x = 476,376,546,130.39
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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.