Finding the Third Proportional to 202,171,733 and 288,908,661
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Solution
The third proportional to 202,171,733 and 288,908,661 is: 412,857,985.45
Step by Step Solution
- Step 1: Write the proportion equation
202,171,733 : 288,908,661 = 288,908,661 : x - Step 2: Convert to fraction form
202,171,733/288,908,661 = 288,908,661/x - Step 3: Cross multiply
202,171,733x = 288,908,661 × 288,908,661 - Step 4: Simplify right side
202,171,733x = 83,468,214,400,812,928 - Step 5: Solve for x
x = 83,468,214,400,812,928/202,171,733 - Step 6: Final answer
x = 412,857,985.45
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.