Finding the Third Proportional to 197,815,070.25 and 290,796,927.75
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Solution
The third proportional to 197,815,070.25 and 290,796,927.75 is: 427,484,382.67
Step by Step Solution
- Step 1: Write the proportion equation
197,815,070.25 : 290,796,927.75 = 290,796,927.75 : x - Step 2: Convert to fraction form
197,815,070.25/290,796,927.75 = 290,796,927.75/x - Step 3: Cross multiply
197,815,070.25x = 290,796,927.75 × 290,796,927.75 - Step 4: Simplify right side
197,815,070.25x = 84,562,853,188,838,720 - Step 5: Solve for x
x = 84,562,853,188,838,720/197,815,070.25 - Step 6: Final answer
x = 427,484,382.67
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.