Finding the Fourth Proportional to 547,272,413.97, 822,218,236.11 and 350,920,524.98
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Solution
The fourth proportional to 547,272,413.97, 822,218,236.11 and 350,920,524.98 is: 527,220,535.32
Step by Step Solution
- Step 1: Write the proportion equation
547,272,413.97 : 822,218,236.11 = 350,920,524.98 : x - Step 2: Convert to fraction form
547,272,413.97/822,218,236.11 = 350,920,524.98/x - Step 3: Cross multiply
547,272,413.97x = 822,218,236.11 × 350,920,524.98 - Step 4: Simplify right side
547,272,413.97x = 288,533,255,059,739,712 - Step 5: Solve for x
x = 288,533,255,059,739,712/547,272,413.97 - Step 6: Final answer
x = 527,220,535.32
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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.