Finding the Third Proportional to 45,661,646 and 68,879,542
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Solution
The third proportional to 45,661,646 and 68,879,542 is: 103,903,203.71
Step by Step Solution
- Step 1: Write the proportion equation
45,661,646 : 68,879,542 = 68,879,542 : x - Step 2: Convert to fraction form
45,661,646/68,879,542 = 68,879,542/x - Step 3: Cross multiply
45,661,646x = 68,879,542 × 68,879,542 - Step 4: Simplify right side
45,661,646x = 4,744,391,306,129,764 - Step 5: Solve for x
x = 4,744,391,306,129,764/45,661,646 - Step 6: Final answer
x = 103,903,203.71
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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.