Finding the Fourth Proportional to 459,845,397.17, 634,491,917.75 and 264,237,317.81
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Solution
The fourth proportional to 459,845,397.17, 634,491,917.75 and 264,237,317.81 is: 364,593,064.43
Step by Step Solution
- Step 1: Write the proportion equation
459,845,397.17 : 634,491,917.75 = 264,237,317.81 : x - Step 2: Convert to fraction form
459,845,397.17/634,491,917.75 = 264,237,317.81/x - Step 3: Cross multiply
459,845,397.17x = 634,491,917.75 × 264,237,317.81 - Step 4: Simplify right side
459,845,397.17x = 167,656,442,518,383,136 - Step 5: Solve for x
x = 167,656,442,518,383,136/459,845,397.17 - Step 6: Final answer
x = 364,593,064.43
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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.