Finding the Fourth Proportional to 488,875,262.26, 674,634,413.01 and 268,858,699.06
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Solution
The fourth proportional to 488,875,262.26, 674,634,413.01 and 268,858,699.06 is: 371,017,608.43
Step by Step Solution
- Step 1: Write the proportion equation
488,875,262.26 : 674,634,413.01 = 268,858,699.06 : x - Step 2: Convert to fraction form
488,875,262.26/674,634,413.01 = 268,858,699.06/x - Step 3: Cross multiply
488,875,262.26x = 674,634,413.01 × 268,858,699.06 - Step 4: Simplify right side
488,875,262.26x = 181,381,330,622,975,328 - Step 5: Solve for x
x = 181,381,330,622,975,328/488,875,262.26 - Step 6: Final answer
x = 371,017,608.43
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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.