Finding the Fourth Proportional to 7,186,618,957.47, 10,770,292,620.28 and 5,593,177,393.39
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Solution
The fourth proportional to 7,186,618,957.47, 10,770,292,620.28 and 5,593,177,393.39 is: 8,382,266,759.99
Step by Step Solution
- Step 1: Write the proportion equation
7,186,618,957.47 : 10,770,292,620.28 = 5,593,177,393.39 : x - Step 2: Convert to fraction form
7,186,618,957.47/10,770,292,620.28 = 5,593,177,393.39/x - Step 3: Cross multiply
7,186,618,957.47x = 10,770,292,620.28 × 5,593,177,393.39 - Step 4: Simplify right side
7,186,618,957.47x = 60,240,157,203,945,250,816 - Step 5: Solve for x
x = 60,240,157,203,945,250,816/7,186,618,957.47 - Step 6: Final answer
x = 8,382,266,759.99
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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.