Finding the Fourth Proportional to 360,856,596.63, 497,982,310.53 and 195,844,166.13
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Solution
The fourth proportional to 360,856,596.63, 497,982,310.53 and 195,844,166.13 is: 270,265,061.70
Step by Step Solution
- Step 1: Write the proportion equation
360,856,596.63 : 497,982,310.53 = 195,844,166.13 : x - Step 2: Convert to fraction form
360,856,596.63/497,982,310.53 = 195,844,166.13/x - Step 3: Cross multiply
360,856,596.63x = 497,982,310.53 × 195,844,166.13 - Step 4: Simplify right side
360,856,596.63x = 97,526,930,354,371,584 - Step 5: Solve for x
x = 97,526,930,354,371,584/360,856,596.63 - Step 6: Final answer
x = 270,265,061.70
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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.