Finding the Fourth Proportional to 394,604,163.20, 591,906,244.80 and 107,389,827.20
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Solution
The fourth proportional to 394,604,163.20, 591,906,244.80 and 107,389,827.20 is: 161,084,740.80
Step by Step Solution
- Step 1: Write the proportion equation
394,604,163.20 : 591,906,244.80 = 107,389,827.20 : x - Step 2: Convert to fraction form
394,604,163.20/591,906,244.80 = 107,389,827.20/x - Step 3: Cross multiply
394,604,163.20x = 591,906,244.80 × 107,389,827.20 - Step 4: Simplify right side
394,604,163.20x = 63,564,709,347,672,896 - Step 5: Solve for x
x = 63,564,709,347,672,896/394,604,163.20 - Step 6: Final answer
x = 161,084,740.80
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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.