Finding the Fourth Proportional to 7,863,325,010.10, 10,851,324,025.68 and 4,295,034,191.70
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Solution
The fourth proportional to 7,863,325,010.10, 10,851,324,025.68 and 4,295,034,191.70 is: 5,927,111,960.35
Step by Step Solution
- Step 1: Write the proportion equation
7,863,325,010.10 : 10,851,324,025.68 = 4,295,034,191.70 : x - Step 2: Convert to fraction form
7,863,325,010.10/10,851,324,025.68 = 4,295,034,191.70/x - Step 3: Cross multiply
7,863,325,010.10x = 10,851,324,025.68 × 4,295,034,191.70 - Step 4: Simplify right side
7,863,325,010.10x = 46,606,807,715,511,287,808 - Step 5: Solve for x
x = 46,606,807,715,511,287,808/7,863,325,010.10 - Step 6: Final answer
x = 5,927,111,960.35
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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.