Finding the Fourth Proportional to 31,761,811,516.03, 43,832,085,892.13 and 17,294,699,581.99
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Solution
The fourth proportional to 31,761,811,516.03, 43,832,085,892.13 and 17,294,699,581.99 is: 23,867,113,409.88
Step by Step Solution
- Step 1: Write the proportion equation
31,761,811,516.03 : 43,832,085,892.13 = 17,294,699,581.99 : x - Step 2: Convert to fraction form
31,761,811,516.03/43,832,085,892.13 = 17,294,699,581.99/x - Step 3: Cross multiply
31,761,811,516.03x = 43,832,085,892.13 × 17,294,699,581.99 - Step 4: Simplify right side
31,761,811,516.03x = 758,062,757,556,317,454,336 - Step 5: Solve for x
x = 758,062,757,556,317,454,336/31,761,811,516.03 - Step 6: Final answer
x = 23,867,113,409.88
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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.