Finding the Fourth Proportional to 4,922,399,487.81, 6,792,911,624.61 and 2,694,731,676.09
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Solution
The fourth proportional to 4,922,399,487.81, 6,792,911,624.61 and 2,694,731,676.09 is: 3,718,729,894.44
Step by Step Solution
- Step 1: Write the proportion equation
4,922,399,487.81 : 6,792,911,624.61 = 2,694,731,676.09 : x - Step 2: Convert to fraction form
4,922,399,487.81/6,792,911,624.61 = 2,694,731,676.09/x - Step 3: Cross multiply
4,922,399,487.81x = 6,792,911,624.61 × 2,694,731,676.09 - Step 4: Simplify right side
4,922,399,487.81x = 18,305,074,127,716,550,656 - Step 5: Solve for x
x = 18,305,074,127,716,550,656/4,922,399,487.81 - Step 6: Final answer
x = 3,718,729,894.44
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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.