Finding the Fourth Proportional to 203,821,946.14, 305,430,588.15 and 149,704,718.62
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Solution
The fourth proportional to 203,821,946.14, 305,430,588.15 and 149,704,718.62 is: 224,335,019.48
Step by Step Solution
- Step 1: Write the proportion equation
203,821,946.14 : 305,430,588.15 = 149,704,718.62 : x - Step 2: Convert to fraction form
203,821,946.14/305,430,588.15 = 149,704,718.62/x - Step 3: Cross multiply
203,821,946.14x = 305,430,588.15 × 149,704,718.62 - Step 4: Simplify right side
203,821,946.14x = 45,724,400,256,936,856 - Step 5: Solve for x
x = 45,724,400,256,936,856/203,821,946.14 - Step 6: Final answer
x = 224,335,019.48
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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.