Finding the Fourth Proportional to 365,366,979.05, 548,050,468.58 and 365,366,979.05
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Solution
The fourth proportional to 365,366,979.05, 548,050,468.58 and 365,366,979.05 is: 548,050,468.58
Step by Step Solution
- Step 1: Write the proportion equation
365,366,979.05 : 548,050,468.58 = 365,366,979.05 : x - Step 2: Convert to fraction form
365,366,979.05/548,050,468.58 = 365,366,979.05/x - Step 3: Cross multiply
365,366,979.05x = 548,050,468.58 × 365,366,979.05 - Step 4: Simplify right side
365,366,979.05x = 200,239,544,072,011,552 - Step 5: Solve for x
x = 200,239,544,072,011,552/365,366,979.05 - Step 6: Final answer
x = 548,050,468.58
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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.