Finding the Fourth Proportional to 6,720,192,544.80, 10,080,288,817.20 and 4,398,291,386.40
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Solution
The fourth proportional to 6,720,192,544.80, 10,080,288,817.20 and 4,398,291,386.40 is: 6,597,437,079.60
Step by Step Solution
- Step 1: Write the proportion equation
6,720,192,544.80 : 10,080,288,817.20 = 4,398,291,386.40 : x - Step 2: Convert to fraction form
6,720,192,544.80/10,080,288,817.20 = 4,398,291,386.40/x - Step 3: Cross multiply
6,720,192,544.80x = 10,080,288,817.20 × 4,398,291,386.40 - Step 4: Simplify right side
6,720,192,544.80x = 44,336,047,477,115,002,880 - Step 5: Solve for x
x = 44,336,047,477,115,002,880/6,720,192,544.80 - Step 6: Final answer
x = 6,597,437,079.60
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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.