Finding the Fourth Proportional to 2,677,228,413.32, 3,694,664,930.75 and 1,487,847,512.09
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Solution
The fourth proportional to 2,677,228,413.32, 3,694,664,930.75 and 1,487,847,512.09 is: 2,053,279,428.03
Step by Step Solution
- Step 1: Write the proportion equation
2,677,228,413.32 : 3,694,664,930.75 = 1,487,847,512.09 : x - Step 2: Convert to fraction form
2,677,228,413.32/3,694,664,930.75 = 1,487,847,512.09/x - Step 3: Cross multiply
2,677,228,413.32x = 3,694,664,930.75 × 1,487,847,512.09 - Step 4: Simplify right side
2,677,228,413.32x = 5,497,098,025,196,647,424 - Step 5: Solve for x
x = 5,497,098,025,196,647,424/2,677,228,413.32 - Step 6: Final answer
x = 2,053,279,428.03
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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.