Finding the Fourth Proportional to 75,816,982.80, 113,725,474.20 and 24,698,336.40
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Solution
The fourth proportional to 75,816,982.80, 113,725,474.20 and 24,698,336.40 is: 37,047,504.60
Step by Step Solution
- Step 1: Write the proportion equation
75,816,982.80 : 113,725,474.20 = 24,698,336.40 : x - Step 2: Convert to fraction form
75,816,982.80/113,725,474.20 = 24,698,336.40/x - Step 3: Cross multiply
75,816,982.80x = 113,725,474.20 × 24,698,336.40 - Step 4: Simplify right side
75,816,982.80x = 2,808,830,019,041,121 - Step 5: Solve for x
x = 2,808,830,019,041,121/75,816,982.80 - Step 6: Final answer
x = 37,047,504.60
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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.