Finding the Fourth Proportional to 33,193,246.40, 49,789,869.60 and 31,177,707.20
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Solution
The fourth proportional to 33,193,246.40, 49,789,869.60 and 31,177,707.20 is: 46,766,560.80
Step by Step Solution
- Step 1: Write the proportion equation
33,193,246.40 : 49,789,869.60 = 31,177,707.20 : x - Step 2: Convert to fraction form
33,193,246.40/49,789,869.60 = 31,177,707.20/x - Step 3: Cross multiply
33,193,246.40x = 49,789,869.60 × 31,177,707.20 - Step 4: Simplify right side
33,193,246.40x = 1,552,333,975,914,981.25 - Step 5: Solve for x
x = 1,552,333,975,914,981.25/33,193,246.40 - Step 6: Final answer
x = 46,766,560.80
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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.