Finding the Fourth Proportional to 50,586,265.53, 69,779,907.92 and 30,455,249.88
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Solution
The fourth proportional to 50,586,265.53, 69,779,907.92 and 30,455,249.88 is: 42,010,702.12
Step by Step Solution
- Step 1: Write the proportion equation
50,586,265.53 : 69,779,907.92 = 30,455,249.88 : x - Step 2: Convert to fraction form
50,586,265.53/69,779,907.92 = 30,455,249.88/x - Step 3: Cross multiply
50,586,265.53x = 69,779,907.92 × 30,455,249.88 - Step 4: Simplify right side
50,586,265.53x = 2,125,164,532,306,991 - Step 5: Solve for x
x = 2,125,164,532,306,991/50,586,265.53 - Step 6: Final answer
x = 42,010,702.12
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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.