Finding the Third Proportional to 202,817,198 and 442,800,220
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Solution
The third proportional to 202,817,198 and 442,800,220 is: 966,742,646.90
Step by Step Solution
- Step 1: Write the proportion equation
202,817,198 : 442,800,220 = 442,800,220 : x - Step 2: Convert to fraction form
202,817,198/442,800,220 = 442,800,220/x - Step 3: Cross multiply
202,817,198x = 442,800,220 × 442,800,220 - Step 4: Simplify right side
202,817,198x = 196,072,034,832,048,384 - Step 5: Solve for x
x = 196,072,034,832,048,384/202,817,198 - Step 6: Final answer
x = 966,742,646.90
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.