Finding the Fourth Proportional to 65,995,274.70, 98,992,912.05 and 48,989,162.70
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Solution
The fourth proportional to 65,995,274.70, 98,992,912.05 and 48,989,162.70 is: 73,483,744.05
Step by Step Solution
- Step 1: Write the proportion equation
65,995,274.70 : 98,992,912.05 = 48,989,162.70 : x - Step 2: Convert to fraction form
65,995,274.70/98,992,912.05 = 48,989,162.70/x - Step 3: Cross multiply
65,995,274.70x = 98,992,912.05 × 48,989,162.70 - Step 4: Simplify right side
65,995,274.70x = 4,849,579,874,564,241 - Step 5: Solve for x
x = 4,849,579,874,564,241/65,995,274.70 - Step 6: Final answer
x = 73,483,744.05
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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.