Finding the Fourth Proportional to 198,785,332.24, 274,320,482.88 and 116,293,091.92
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Solution
The fourth proportional to 198,785,332.24, 274,320,482.88 and 116,293,091.92 is: 160,482,550.56
Step by Step Solution
- Step 1: Write the proportion equation
198,785,332.24 : 274,320,482.88 = 116,293,091.92 : x - Step 2: Convert to fraction form
198,785,332.24/274,320,482.88 = 116,293,091.92/x - Step 3: Cross multiply
198,785,332.24x = 274,320,482.88 × 116,293,091.92 - Step 4: Simplify right side
198,785,332.24x = 31,901,577,131,102,628 - Step 5: Solve for x
x = 31,901,577,131,102,628/198,785,332.24 - Step 6: Final answer
x = 160,482,550.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.