Finding the Fourth Proportional to 4,922,399,478.06, 6,792,911,611.11 and 2,694,731,666.31
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Solution
The fourth proportional to 4,922,399,478.06, 6,792,911,611.11 and 2,694,731,666.31 is: 3,718,729,880.92
Step by Step Solution
- Step 1: Write the proportion equation
4,922,399,478.06 : 6,792,911,611.11 = 2,694,731,666.31 : x - Step 2: Convert to fraction form
4,922,399,478.06/6,792,911,611.11 = 2,694,731,666.31/x - Step 3: Cross multiply
4,922,399,478.06x = 6,792,911,611.11 × 2,694,731,666.31 - Step 4: Simplify right side
4,922,399,478.06x = 18,305,074,024,902,995,968 - Step 5: Solve for x
x = 18,305,074,024,902,995,968/4,922,399,478.06 - Step 6: Final answer
x = 3,718,729,880.92
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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.