Finding the Fourth Proportional to 5,104,033,325.91, 7,651,683,121.56 and 1,958,505,251.70
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Solution
The fourth proportional to 5,104,033,325.91, 7,651,683,121.56 and 1,958,505,251.70 is: 2,936,082,235.56
Step by Step Solution
- Step 1: Write the proportion equation
5,104,033,325.91 : 7,651,683,121.56 = 1,958,505,251.70 : x - Step 2: Convert to fraction form
5,104,033,325.91/7,651,683,121.56 = 1,958,505,251.70/x - Step 3: Cross multiply
5,104,033,325.91x = 7,651,683,121.56 × 1,958,505,251.70 - Step 4: Simplify right side
5,104,033,325.91x = 14,985,861,577,919,510,528 - Step 5: Solve for x
x = 14,985,861,577,919,510,528/5,104,033,325.91 - Step 6: Final answer
x = 2,936,082,235.56
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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.