Finding the Fourth Proportional to 84,244,217.40, 126,366,326.10 and 33,127,903.80
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Solution
The fourth proportional to 84,244,217.40, 126,366,326.10 and 33,127,903.80 is: 49,691,855.70
Step by Step Solution
- Step 1: Write the proportion equation
84,244,217.40 : 126,366,326.10 = 33,127,903.80 : x - Step 2: Convert to fraction form
84,244,217.40/126,366,326.10 = 33,127,903.80/x - Step 3: Cross multiply
84,244,217.40x = 126,366,326.10 × 33,127,903.80 - Step 4: Simplify right side
84,244,217.40x = 4,186,251,494,600,229 - Step 5: Solve for x
x = 4,186,251,494,600,229/84,244,217.40 - Step 6: Final answer
x = 49,691,855.70
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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.