Finding the Fourth Proportional to 204,908,607.44, 282,728,568.58 and 125,540,438.30
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Solution
The fourth proportional to 204,908,607.44, 282,728,568.58 and 125,540,438.30 is: 173,218,045.17
Step by Step Solution
- Step 1: Write the proportion equation
204,908,607.44 : 282,728,568.58 = 125,540,438.30 : x - Step 2: Convert to fraction form
204,908,607.44/282,728,568.58 = 125,540,438.30/x - Step 3: Cross multiply
204,908,607.44x = 282,728,568.58 × 125,540,438.30 - Step 4: Simplify right side
204,908,607.44x = 35,493,868,417,737,312 - Step 5: Solve for x
x = 35,493,868,417,737,312/204,908,607.44 - Step 6: Final answer
x = 173,218,045.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.