Finding the Fourth Proportional to 248,541,240.97, 372,850,168.41 and 84,740,690.57
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Solution
The fourth proportional to 248,541,240.97, 372,850,168.41 and 84,740,690.57 is: 127,124,096.69
Step by Step Solution
- Step 1: Write the proportion equation
248,541,240.97 : 372,850,168.41 = 84,740,690.57 : x - Step 2: Convert to fraction form
248,541,240.97/372,850,168.41 = 84,740,690.57/x - Step 3: Cross multiply
248,541,240.97x = 372,850,168.41 × 84,740,690.57 - Step 4: Simplify right side
248,541,240.97x = 31,595,580,749,550,524 - Step 5: Solve for x
x = 31,595,580,749,550,524/248,541,240.97 - Step 6: Final answer
x = 127,124,096.69
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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.