Finding the Fourth Proportional to 171,134,334.90, 236,170,728.27 and 96,793,440.75
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Solution
The fourth proportional to 171,134,334.90, 236,170,728.27 and 96,793,440.75 is: 133,577,971.99
Step by Step Solution
- Step 1: Write the proportion equation
171,134,334.90 : 236,170,728.27 = 96,793,440.75 : x - Step 2: Convert to fraction form
171,134,334.90/236,170,728.27 = 96,793,440.75/x - Step 3: Cross multiply
171,134,334.90x = 236,170,728.27 × 96,793,440.75 - Step 4: Simplify right side
171,134,334.90x = 22,859,777,393,686,596 - Step 5: Solve for x
x = 22,859,777,393,686,596/171,134,334.90 - Step 6: Final answer
x = 133,577,971.99
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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.