Finding the Fourth Proportional to 3,497,023,989.68, 5,244,961,413.14 and 1,255,607,307.18
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Solution
The fourth proportional to 3,497,023,989.68, 5,244,961,413.14 and 1,255,607,307.18 is: 1,883,204,660.78
Step by Step Solution
- Step 1: Write the proportion equation
3,497,023,989.68 : 5,244,961,413.14 = 1,255,607,307.18 : x - Step 2: Convert to fraction form
3,497,023,989.68/5,244,961,413.14 = 1,255,607,307.18/x - Step 3: Cross multiply
3,497,023,989.68x = 5,244,961,413.14 × 1,255,607,307.18 - Step 4: Simplify right side
3,497,023,989.68x = 6,585,611,876,214,215,680 - Step 5: Solve for x
x = 6,585,611,876,214,215,680/3,497,023,989.68 - Step 6: Final answer
x = 1,883,204,660.78
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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.