Finding the Fourth Proportional to 4,576,176,984.80, 6,864,265,477.20 and 3,474,180,927.20
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Solution
The fourth proportional to 4,576,176,984.80, 6,864,265,477.20 and 3,474,180,927.20 is: 5,211,271,390.80
Step by Step Solution
- Step 1: Write the proportion equation
4,576,176,984.80 : 6,864,265,477.20 = 3,474,180,927.20 : x - Step 2: Convert to fraction form
4,576,176,984.80/6,864,265,477.20 = 3,474,180,927.20/x - Step 3: Cross multiply
4,576,176,984.80x = 6,864,265,477.20 × 3,474,180,927.20 - Step 4: Simplify right side
4,576,176,984.80x = 23,847,700,200,125,644,800 - Step 5: Solve for x
x = 23,847,700,200,125,644,800/4,576,176,984.80 - Step 6: Final answer
x = 5,211,271,390.80
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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.