Finding the Third Proportional to 18,430,183,477,128 and 40,104,821,674,664
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Solution
The third proportional to 18,430,183,477,128 and 40,104,821,674,664 is: 87,269,707,518,247.55
Step by Step Solution
- Step 1: Write the proportion equation
18,430,183,477,128 : 40,104,821,674,664 = 40,104,821,674,664 : x - Step 2: Convert to fraction form
18,430,183,477,128/40,104,821,674,664 = 40,104,821,674,664/x - Step 3: Cross multiply
18,430,183,477,128x = 40,104,821,674,664 × 40,104,821,674,664 - Step 4: Simplify right side
18,430,183,477,128x = 1,608,396,721,556,599,268,343,545,856 - Step 5: Solve for x
x = 1,608,396,721,556,599,268,343,545,856/18,430,183,477,128 - Step 6: Final answer
x = 87,269,707,518,247.55
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.