Finding the Fourth Proportional to 145,161,229.60, 217,517,895.60 and 125,901,632.80
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Solution
The fourth proportional to 145,161,229.60, 217,517,895.60 and 125,901,632.80 is: 188,658,213.32
Step by Step Solution
- Step 1: Write the proportion equation
145,161,229.60 : 217,517,895.60 = 125,901,632.80 : x - Step 2: Convert to fraction form
145,161,229.60/217,517,895.60 = 125,901,632.80/x - Step 3: Cross multiply
145,161,229.60x = 217,517,895.60 × 125,901,632.80 - Step 4: Simplify right side
145,161,229.60x = 27,385,858,219,259,936 - Step 5: Solve for x
x = 27,385,858,219,259,936/145,161,229.60 - Step 6: Final answer
x = 188,658,213.32
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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.