Finding the Fourth Proportional to 510,198,413.60, 715,638,268 and 510,198,413.60
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Solution
The fourth proportional to 510,198,413.60, 715,638,268 and 510,198,413.60 is: 715,638,268
Step by Step Solution
- Step 1: Write the proportion equation
510,198,413.60 : 715,638,268 = 510,198,413.60 : x - Step 2: Convert to fraction form
510,198,413.60/715,638,268 = 510,198,413.60/x - Step 3: Cross multiply
510,198,413.60x = 715,638,268 × 510,198,413.60 - Step 4: Simplify right side
510,198,413.60x = 365,117,509,045,051,648 - Step 5: Solve for x
x = 365,117,509,045,051,648/510,198,413.60 - Step 6: Final answer
x = 715,638,268
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.