Finding the Fourth Proportional to 5,562,256,750.40, 8,343,385,125.60 and 3,493,431,732.80
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Solution
The fourth proportional to 5,562,256,750.40, 8,343,385,125.60 and 3,493,431,732.80 is: 5,240,147,599.20
Step by Step Solution
- Step 1: Write the proportion equation
5,562,256,750.40 : 8,343,385,125.60 = 3,493,431,732.80 : x - Step 2: Convert to fraction form
5,562,256,750.40/8,343,385,125.60 = 3,493,431,732.80/x - Step 3: Cross multiply
5,562,256,750.40x = 8,343,385,125.60 × 3,493,431,732.80 - Step 4: Simplify right side
5,562,256,750.40x = 29,147,046,356,742,557,696 - Step 5: Solve for x
x = 29,147,046,356,742,557,696/5,562,256,750.40 - Step 6: Final answer
x = 5,240,147,599.20
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1.5x scale
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.