Finding the Fourth Proportional to 5,698,504,232.18, 7,863,936,586.64 and 3,158,350,193.97
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Solution
The fourth proportional to 5,698,504,232.18, 7,863,936,586.64 and 3,158,350,193.97 is: 4,358,523,681.27
Step by Step Solution
- Step 1: Write the proportion equation
5,698,504,232.18 : 7,863,936,586.64 = 3,158,350,193.97 : x - Step 2: Convert to fraction form
5,698,504,232.18/7,863,936,586.64 = 3,158,350,193.97/x - Step 3: Cross multiply
5,698,504,232.18x = 7,863,936,586.64 × 3,158,350,193.97 - Step 4: Simplify right side
5,698,504,232.18x = 24,837,065,643,734,978,560 - Step 5: Solve for x
x = 24,837,065,643,734,978,560/5,698,504,232.18 - Step 6: Final answer
x = 4,358,523,681.27
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1.5x scale
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.