Finding the Fourth Proportional to 149,562,883.54, 206,431,216.64 and 87,703,151.14
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Solution
The fourth proportional to 149,562,883.54, 206,431,216.64 and 87,703,151.14 is: 121,050,542.52
Step by Step Solution
- Step 1: Write the proportion equation
149,562,883.54 : 206,431,216.64 = 87,703,151.14 : x - Step 2: Convert to fraction form
149,562,883.54/206,431,216.64 = 87,703,151.14/x - Step 3: Cross multiply
149,562,883.54x = 206,431,216.64 × 87,703,151.14 - Step 4: Simplify right side
149,562,883.54x = 18,104,668,192,992,000 - Step 5: Solve for x
x = 18,104,668,192,992,000/149,562,883.54 - Step 6: Final answer
x = 121,050,542.52
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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.