Finding the Fourth Proportional to 5,560,698,846.40, 8,341,048,269.60 and 2,939,490,116.80
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Solution
The fourth proportional to 5,560,698,846.40, 8,341,048,269.60 and 2,939,490,116.80 is: 4,409,235,175.20
Step by Step Solution
- Step 1: Write the proportion equation
5,560,698,846.40 : 8,341,048,269.60 = 2,939,490,116.80 : x - Step 2: Convert to fraction form
5,560,698,846.40/8,341,048,269.60 = 2,939,490,116.80/x - Step 3: Cross multiply
5,560,698,846.40x = 8,341,048,269.60 × 2,939,490,116.80 - Step 4: Simplify right side
5,560,698,846.40x = 24,518,428,952,240,943,104 - Step 5: Solve for x
x = 24,518,428,952,240,943,104/5,560,698,846.40 - Step 6: Final answer
x = 4,409,235,175.20
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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.