Finding the Fourth Proportional to 344,884,241.49, 475,869,205.31 and 198,178,181.97
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Solution
The fourth proportional to 344,884,241.49, 475,869,205.31 and 198,178,181.97 is: 273,445,065.38
Step by Step Solution
- Step 1: Write the proportion equation
344,884,241.49 : 475,869,205.31 = 198,178,181.97 : x - Step 2: Convert to fraction form
344,884,241.49/475,869,205.31 = 198,178,181.97/x - Step 3: Cross multiply
344,884,241.49x = 475,869,205.31 × 198,178,181.97 - Step 4: Simplify right side
344,884,241.49x = 94,306,893,962,853,584 - Step 5: Solve for x
x = 94,306,893,962,853,584/344,884,241.49 - Step 6: Final answer
x = 273,445,065.38
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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.