Finding the Fourth Proportional to 287,649,682,426.24, 431,570,347,373.29 and 96,440,640,585.84
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Solution
The fourth proportional to 287,649,682,426.24, 431,570,347,373.29 and 96,440,640,585.84 is: 144,693,087,812.48
Step by Step Solution
- Step 1: Write the proportion equation
287,649,682,426.24 : 431,570,347,373.29 = 96,440,640,585.84 : x - Step 2: Convert to fraction form
287,649,682,426.24/431,570,347,373.29 = 96,440,640,585.84/x - Step 3: Cross multiply
287,649,682,426.24x = 431,570,347,373.29 × 96,440,640,585.84 - Step 4: Simplify right side
287,649,682,426.24x = 41,620,920,758,531,419,799,552 - Step 5: Solve for x
x = 41,620,920,758,531,419,799,552/287,649,682,426.24 - Step 6: Final answer
x = 144,693,087,812.48
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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.