Finding the Fourth Proportional to 774,846,283.05, 1,162,273,623.60 and 229,592,540.97
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Solution
The fourth proportional to 774,846,283.05, 1,162,273,623.60 and 229,592,540.97 is: 344,390,055.66
Step by Step Solution
- Step 1: Write the proportion equation
774,846,283.05 : 1,162,273,623.60 = 229,592,540.97 : x - Step 2: Convert to fraction form
774,846,283.05/1,162,273,623.60 = 229,592,540.97/x - Step 3: Cross multiply
774,846,283.05x = 1,162,273,623.60 × 229,592,540.97 - Step 4: Simplify right side
774,846,283.05x = 266,849,354,544,733,344 - Step 5: Solve for x
x = 266,849,354,544,733,344/774,846,283.05 - Step 6: Final answer
x = 344,390,055.66
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1.5x scale
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.