Finding the Third Proportional to 202,171,729.50 and 288,908,655.75
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Solution
The third proportional to 202,171,729.50 and 288,908,655.75 is: 412,857,977.59
Step by Step Solution
- Step 1: Write the proportion equation
202,171,729.50 : 288,908,655.75 = 288,908,655.75 : x - Step 2: Convert to fraction form
202,171,729.50/288,908,655.75 = 288,908,655.75/x - Step 3: Cross multiply
202,171,729.50x = 288,908,655.75 × 288,908,655.75 - Step 4: Simplify right side
202,171,729.50x = 83,468,211,367,272,016 - Step 5: Solve for x
x = 83,468,211,367,272,016/202,171,729.50 - Step 6: Final answer
x = 412,857,977.59
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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.