Finding the Third Proportional to 102,731,440 and 213,965,984
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Solution
The third proportional to 102,731,440 and 213,965,984 is: 445,641,979.80
Step by Step Solution
- Step 1: Write the proportion equation
102,731,440 : 213,965,984 = 213,965,984 : x - Step 2: Convert to fraction form
102,731,440/213,965,984 = 213,965,984/x - Step 3: Cross multiply
102,731,440x = 213,965,984 × 213,965,984 - Step 4: Simplify right side
102,731,440x = 45,781,442,309,088,256 - Step 5: Solve for x
x = 45,781,442,309,088,256/102,731,440 - Step 6: Final answer
x = 445,641,979.80
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.