Finding the Fourth Proportional to 80,884,512,085.80, 121,278,395,187.90 and 41,702,430,037.80
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Solution
The fourth proportional to 80,884,512,085.80, 121,278,395,187.90 and 41,702,430,037.80 is: 62,528,704,939.89
Step by Step Solution
- Step 1: Write the proportion equation
80,884,512,085.80 : 121,278,395,187.90 = 41,702,430,037.80 : x - Step 2: Convert to fraction form
80,884,512,085.80/121,278,395,187.90 = 41,702,430,037.80/x - Step 3: Cross multiply
80,884,512,085.80x = 121,278,395,187.90 × 41,702,430,037.80 - Step 4: Simplify right side
80,884,512,085.80x = 5,057,603,790,420,060,405,760 - Step 5: Solve for x
x = 5,057,603,790,420,060,405,760/80,884,512,085.80 - Step 6: Final answer
x = 62,528,704,939.89
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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.