Finding the Fourth Proportional to 176,019,465.30, 264,029,197.95 and 160,890,479.70
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Solution
The fourth proportional to 176,019,465.30, 264,029,197.95 and 160,890,479.70 is: 241,335,719.55
Step by Step Solution
- Step 1: Write the proportion equation
176,019,465.30 : 264,029,197.95 = 160,890,479.70 : x - Step 2: Convert to fraction form
176,019,465.30/264,029,197.95 = 160,890,479.70/x - Step 3: Cross multiply
176,019,465.30x = 264,029,197.95 × 160,890,479.70 - Step 4: Simplify right side
176,019,465.30x = 42,479,784,312,981,752 - Step 5: Solve for x
x = 42,479,784,312,981,752/176,019,465.30 - Step 6: Final answer
x = 241,335,719.55
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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.