Finding the Third Proportional to 202,221,995 and 435,682,855
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Solution
The third proportional to 202,221,995 and 435,682,855 is: 938,669,159.81
Step by Step Solution
- Step 1: Write the proportion equation
202,221,995 : 435,682,855 = 435,682,855 : x - Step 2: Convert to fraction form
202,221,995/435,682,855 = 435,682,855/x - Step 3: Cross multiply
202,221,995x = 435,682,855 × 435,682,855 - Step 4: Simplify right side
202,221,995x = 189,819,550,140,951,040 - Step 5: Solve for x
x = 189,819,550,140,951,040/202,221,995 - Step 6: Final answer
x = 938,669,159.81
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.