Finding the Fourth Proportional to 332,178,170.80, 498,267,256.20 and 203,038,007.80
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Solution
The fourth proportional to 332,178,170.80, 498,267,256.20 and 203,038,007.80 is: 304,557,011.70
Step by Step Solution
- Step 1: Write the proportion equation
332,178,170.80 : 498,267,256.20 = 203,038,007.80 : x - Step 2: Convert to fraction form
332,178,170.80/498,267,256.20 = 203,038,007.80/x - Step 3: Cross multiply
332,178,170.80x = 498,267,256.20 × 203,038,007.80 - Step 4: Simplify right side
332,178,170.80x = 101,167,191,050,820,208 - Step 5: Solve for x
x = 101,167,191,050,820,208/332,178,170.80 - Step 6: Final answer
x = 304,557,011.70
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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.