Finding the Fourth Proportional to 36,090,436,887.72, 54,135,580,895.76 and 20,362,121,608.68
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Solution
The fourth proportional to 36,090,436,887.72, 54,135,580,895.76 and 20,362,121,608.68 is: 30,543,140,416.54
Step by Step Solution
- Step 1: Write the proportion equation
36,090,436,887.72 : 54,135,580,895.76 = 20,362,121,608.68 : x - Step 2: Convert to fraction form
36,090,436,887.72/54,135,580,895.76 = 20,362,121,608.68/x - Step 3: Cross multiply
36,090,436,887.72x = 54,135,580,895.76 × 20,362,121,608.68 - Step 4: Simplify right side
36,090,436,887.72x = 1,102,315,281,555,998,900,224 - Step 5: Solve for x
x = 1,102,315,281,555,998,900,224/36,090,436,887.72 - Step 6: Final answer
x = 30,543,140,416.54
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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.