Finding the Fourth Proportional to 5,718,126,036.88, 8,550,858,366.24 and 5,439,183,284.80
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Solution
The fourth proportional to 5,718,126,036.88, 8,550,858,366.24 and 5,439,183,284.80 is: 8,133,728,706.99
Step by Step Solution
- Step 1: Write the proportion equation
5,718,126,036.88 : 8,550,858,366.24 = 5,439,183,284.80 : x - Step 2: Convert to fraction form
5,718,126,036.88/8,550,858,366.24 = 5,439,183,284.80/x - Step 3: Cross multiply
5,718,126,036.88x = 8,550,858,366.24 × 5,439,183,284.80 - Step 4: Simplify right side
5,718,126,036.88x = 46,509,685,896,344,846,336 - Step 5: Solve for x
x = 46,509,685,896,344,846,336/5,718,126,036.88 - Step 6: Final answer
x = 8,133,728,706.99
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1.5x scale
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.