Finding the Fourth Proportional to 49,264,243.80, 73,896,365.70 and 48,004,531.80
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Solution
The fourth proportional to 49,264,243.80, 73,896,365.70 and 48,004,531.80 is: 72,006,797.70
Step by Step Solution
- Step 1: Write the proportion equation
49,264,243.80 : 73,896,365.70 = 48,004,531.80 : x - Step 2: Convert to fraction form
49,264,243.80/73,896,365.70 = 48,004,531.80/x - Step 3: Cross multiply
49,264,243.80x = 73,896,365.70 × 48,004,531.80 - Step 4: Simplify right side
49,264,243.80x = 3,547,360,437,150,079 - Step 5: Solve for x
x = 3,547,360,437,150,079/49,264,243.80 - Step 6: Final answer
x = 72,006,797.70
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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.