Finding the Third Proportional to 163,115,457 and 247,042,278
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Solution
The third proportional to 163,115,457 and 247,042,278 is: 374,151,464.50
Step by Step Solution
- Step 1: Write the proportion equation
163,115,457 : 247,042,278 = 247,042,278 : x - Step 2: Convert to fraction form
163,115,457/247,042,278 = 247,042,278/x - Step 3: Cross multiply
163,115,457x = 247,042,278 × 247,042,278 - Step 4: Simplify right side
163,115,457x = 61,029,887,119,429,280 - Step 5: Solve for x
x = 61,029,887,119,429,280/163,115,457 - Step 6: Final answer
x = 374,151,464.50
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.