Finding the Fourth Proportional to 154,591,011.20, 213,336,037.95 and 88,512,523.00
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Solution
The fourth proportional to 154,591,011.20, 213,336,037.95 and 88,512,523.00 is: 122,147,535.09
Step by Step Solution
- Step 1: Write the proportion equation
154,591,011.20 : 213,336,037.95 = 88,512,523.00 : x - Step 2: Convert to fraction form
154,591,011.20/213,336,037.95 = 88,512,523.00/x - Step 3: Cross multiply
154,591,011.20x = 213,336,037.95 × 88,512,523.00 - Step 4: Simplify right side
154,591,011.20x = 18,882,910,964,912,984 - Step 5: Solve for x
x = 18,882,910,964,912,984/154,591,011.20 - Step 6: Final answer
x = 122,147,535.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.