Finding the Fourth Proportional to 135,733,130, 203,342,805.24 and 80,234,811.92
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Solution
The fourth proportional to 135,733,130, 203,342,805.24 and 80,234,811.92 is: 120,200,364.74
Step by Step Solution
- Step 1: Write the proportion equation
135,733,130 : 203,342,805.24 = 80,234,811.92 : x - Step 2: Convert to fraction form
135,733,130/203,342,805.24 = 80,234,811.92/x - Step 3: Cross multiply
135,733,130x = 203,342,805.24 × 80,234,811.92 - Step 4: Simplify right side
135,733,130x = 16,315,171,733,716,592 - Step 5: Solve for x
x = 16,315,171,733,716,592/135,733,130 - Step 6: Final answer
x = 120,200,364.74
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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.