Finding the Fourth Proportional to 459,817,128.44, 635,377,676.66 and 327,428,283.26
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Solution
The fourth proportional to 459,817,128.44, 635,377,676.66 and 327,428,283.26 is: 452,442,088.43
Step by Step Solution
- Step 1: Write the proportion equation
459,817,128.44 : 635,377,676.66 = 327,428,283.26 : x - Step 2: Convert to fraction form
459,817,128.44/635,377,676.66 = 327,428,283.26/x - Step 3: Cross multiply
459,817,128.44x = 635,377,676.66 × 327,428,283.26 - Step 4: Simplify right side
459,817,128.44x = 208,040,621,886,925,024 - Step 5: Solve for x
x = 208,040,621,886,925,024/459,817,128.44 - Step 6: Final answer
x = 452,442,088.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.