Finding the Fourth Proportional to 195,836,183.40, 293,782,268.70 and 66,449,764.20
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Solution
The fourth proportional to 195,836,183.40, 293,782,268.70 and 66,449,764.20 is: 99,684,144.89
Step by Step Solution
- Step 1: Write the proportion equation
195,836,183.40 : 293,782,268.70 = 66,449,764.20 : x - Step 2: Convert to fraction form
195,836,183.40/293,782,268.70 = 66,449,764.20/x - Step 3: Cross multiply
195,836,183.40x = 293,782,268.70 × 66,449,764.20 - Step 4: Simplify right side
195,836,183.40x = 19,521,762,481,256,040 - Step 5: Solve for x
x = 19,521,762,481,256,040/195,836,183.40 - Step 6: Final answer
x = 99,684,144.89
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.