Finding the Fourth Proportional to 193,163,129.41, 289,863,871.64 and 89,513,014.99
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Solution
The fourth proportional to 193,163,129.41, 289,863,871.64 and 89,513,014.99 is: 134,324,750.10
Step by Step Solution
- Step 1: Write the proportion equation
193,163,129.41 : 289,863,871.64 = 89,513,014.99 : x - Step 2: Convert to fraction form
193,163,129.41/289,863,871.64 = 89,513,014.99/x - Step 3: Cross multiply
193,163,129.41x = 289,863,871.64 × 89,513,014.99 - Step 4: Simplify right side
193,163,129.41x = 25,946,589,086,723,188 - Step 5: Solve for x
x = 25,946,589,086,723,188/193,163,129.41 - Step 6: Final answer
x = 134,324,750.10
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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.