Finding the Fourth Proportional to 6,720,192,506.30, 10,080,288,759.45 and 4,398,291,347.90
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Solution
The fourth proportional to 6,720,192,506.30, 10,080,288,759.45 and 4,398,291,347.90 is: 6,597,437,021.85
Step by Step Solution
- Step 1: Write the proportion equation
6,720,192,506.30 : 10,080,288,759.45 = 4,398,291,347.90 : x - Step 2: Convert to fraction form
6,720,192,506.30/10,080,288,759.45 = 4,398,291,347.90/x - Step 3: Cross multiply
6,720,192,506.30x = 10,080,288,759.45 × 4,398,291,347.90 - Step 4: Simplify right side
6,720,192,506.30x = 44,336,046,835,022,561,280 - Step 5: Solve for x
x = 44,336,046,835,022,561,280/6,720,192,506.30 - Step 6: Final answer
x = 6,597,437,021.85
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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.