Finding the Fourth Proportional to 654,917,901.94, 980,810,754.42 and 377,728,755.49
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Solution
The fourth proportional to 654,917,901.94, 980,810,754.42 and 377,728,755.49 is: 565,689,874.32
Step by Step Solution
- Step 1: Write the proportion equation
654,917,901.94 : 980,810,754.42 = 377,728,755.49 : x - Step 2: Convert to fraction form
654,917,901.94/980,810,754.42 = 377,728,755.49/x - Step 3: Cross multiply
654,917,901.94x = 980,810,754.42 × 377,728,755.49 - Step 4: Simplify right side
654,917,901.94x = 370,480,425,638,274,624 - Step 5: Solve for x
x = 370,480,425,638,274,624/654,917,901.94 - Step 6: Final answer
x = 565,689,874.32
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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.