Finding the Fourth Proportional to 203,270,425.02, 280,512,606.87 and 110,450,908.26
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Solution
The fourth proportional to 203,270,425.02, 280,512,606.87 and 110,450,908.26 is: 152,421,938.43
Step by Step Solution
- Step 1: Write the proportion equation
203,270,425.02 : 280,512,606.87 = 110,450,908.26 : x - Step 2: Convert to fraction form
203,270,425.02/280,512,606.87 = 110,450,908.26/x - Step 3: Cross multiply
203,270,425.02x = 280,512,606.87 × 110,450,908.26 - Step 4: Simplify right side
203,270,425.02x = 30,982,872,207,171,816 - Step 5: Solve for x
x = 30,982,872,207,171,816/203,270,425.02 - Step 6: Final answer
x = 152,421,938.43
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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.