Finding the Fourth Proportional to 863,589,142.67, 1,295,387,490.69 and 273,382,264.18
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Solution
The fourth proportional to 863,589,142.67, 1,295,387,490.69 and 273,382,264.18 is: 410,074,591.84
Step by Step Solution
- Step 1: Write the proportion equation
863,589,142.67 : 1,295,387,490.69 = 273,382,264.18 : x - Step 2: Convert to fraction form
863,589,142.67/1,295,387,490.69 = 273,382,264.18/x - Step 3: Cross multiply
863,589,142.67x = 1,295,387,490.69 × 273,382,264.18 - Step 4: Simplify right side
863,589,142.67x = 354,135,965,196,900,096 - Step 5: Solve for x
x = 354,135,965,196,900,096/863,589,142.67 - Step 6: Final answer
x = 410,074,591.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.