Finding the Fourth Proportional to 426,166,260.01, 639,278,258.42 and 149,783,872.57
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Solution
The fourth proportional to 426,166,260.01, 639,278,258.42 and 149,783,872.57 is: 224,685,955.18
Step by Step Solution
- Step 1: Write the proportion equation
426,166,260.01 : 639,278,258.42 = 149,783,872.57 : x - Step 2: Convert to fraction form
426,166,260.01/639,278,258.42 = 149,783,872.57/x - Step 3: Cross multiply
426,166,260.01x = 639,278,258.42 × 149,783,872.57 - Step 4: Simplify right side
426,166,260.01x = 95,753,573,194,729,072 - Step 5: Solve for x
x = 95,753,573,194,729,072/426,166,260.01 - Step 6: Final answer
x = 224,685,955.18
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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.