Finding the Fourth Proportional to 97,491,233.09, 146,236,840.76 and 42,903,818.60
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Solution
The fourth proportional to 97,491,233.09, 146,236,840.76 and 42,903,818.60 is: 64,355,723.99
Step by Step Solution
- Step 1: Write the proportion equation
97,491,233.09 : 146,236,840.76 = 42,903,818.60 : x - Step 2: Convert to fraction form
97,491,233.09/146,236,840.76 = 42,903,818.60/x - Step 3: Cross multiply
97,491,233.09x = 146,236,840.76 × 42,903,818.60 - Step 4: Simplify right side
97,491,233.09x = 6,274,118,888,174,019 - Step 5: Solve for x
x = 6,274,118,888,174,019/97,491,233.09 - Step 6: Final answer
x = 64,355,723.99
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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.