Finding the Fourth Proportional to 181,813,613.92, 272,721,440.40 and 60,644,733.28
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Solution
The fourth proportional to 181,813,613.92, 272,721,440.40 and 60,644,733.28 is: 90,967,439.99
Step by Step Solution
- Step 1: Write the proportion equation
181,813,613.92 : 272,721,440.40 = 60,644,733.28 : x - Step 2: Convert to fraction form
181,813,613.92/272,721,440.40 = 60,644,733.28/x - Step 3: Cross multiply
181,813,613.92x = 272,721,440.40 × 60,644,733.28 - Step 4: Simplify right side
181,813,613.92x = 16,539,119,012,795,416 - Step 5: Solve for x
x = 16,539,119,012,795,416/181,813,613.92 - Step 6: Final answer
x = 90,967,439.99
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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.