Finding the Fourth Proportional to 194,967,456.40, 292,380,325.80 and 65,579,287.60
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Solution
The fourth proportional to 194,967,456.40, 292,380,325.80 and 65,579,287.60 is: 98,345,097.32
Step by Step Solution
- Step 1: Write the proportion equation
194,967,456.40 : 292,380,325.80 = 65,579,287.60 : x - Step 2: Convert to fraction form
194,967,456.40/292,380,325.80 = 65,579,287.60/x - Step 3: Cross multiply
194,967,456.40x = 292,380,325.80 × 65,579,287.60 - Step 4: Simplify right side
194,967,456.40x = 19,174,093,474,219,900 - Step 5: Solve for x
x = 19,174,093,474,219,900/194,967,456.40 - Step 6: Final answer
x = 98,345,097.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.