Finding the Fourth Proportional to 49,171,145.20, 68,705,234 and 49,171,145.20
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Solution
The fourth proportional to 49,171,145.20, 68,705,234 and 49,171,145.20 is: 68,705,234
Step by Step Solution
- Step 1: Write the proportion equation
49,171,145.20 : 68,705,234 = 49,171,145.20 : x - Step 2: Convert to fraction form
49,171,145.20/68,705,234 = 49,171,145.20/x - Step 3: Cross multiply
49,171,145.20x = 68,705,234 × 49,171,145.20 - Step 4: Simplify right side
49,171,145.20x = 3,378,315,037,013,977 - Step 5: Solve for x
x = 3,378,315,037,013,977/49,171,145.20 - Step 6: Final answer
x = 68,705,234
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.