Finding the Fourth Proportional to 186,288,045.20, 279,432,067.80 and 65,106,861.20
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Solution
The fourth proportional to 186,288,045.20, 279,432,067.80 and 65,106,861.20 is: 97,660,291.80
Step by Step Solution
- Step 1: Write the proportion equation
186,288,045.20 : 279,432,067.80 = 65,106,861.20 : x - Step 2: Convert to fraction form
186,288,045.20/279,432,067.80 = 65,106,861.20/x - Step 3: Cross multiply
186,288,045.20x = 279,432,067.80 × 65,106,861.20 - Step 4: Simplify right side
186,288,045.20x = 18,192,944,853,083,592 - Step 5: Solve for x
x = 18,192,944,853,083,592/186,288,045.20 - Step 6: Final answer
x = 97,660,291.80
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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.