Finding the Fourth Proportional to 640,364,193,335.68, 960,512,460,153.66 and 210,044,594,797.78
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Solution
The fourth proportional to 640,364,193,335.68, 960,512,460,153.66 and 210,044,594,797.78 is: 315,055,795,734.41
Step by Step Solution
- Step 1: Write the proportion equation
640,364,193,335.68 : 960,512,460,153.66 = 210,044,594,797.78 : x - Step 2: Convert to fraction form
640,364,193,335.68/960,512,460,153.66 = 210,044,594,797.78/x - Step 3: Cross multiply
640,364,193,335.68x = 960,512,460,153.66 × 210,044,594,797.78 - Step 4: Simplify right side
640,364,193,335.68x = 201,750,450,491,194,345,521,152 - Step 5: Solve for x
x = 201,750,450,491,194,345,521,152/640,364,193,335.68 - Step 6: Final answer
x = 315,055,795,734.41
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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.