Finding the Third Proportional to 197,129,405 and 306,446,538
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Solution
The third proportional to 197,129,405 and 306,446,538 is: 476,384,944.46
Step by Step Solution
- Step 1: Write the proportion equation
197,129,405 : 306,446,538 = 306,446,538 : x - Step 2: Convert to fraction form
197,129,405/306,446,538 = 306,446,538/x - Step 3: Cross multiply
197,129,405x = 306,446,538 × 306,446,538 - Step 4: Simplify right side
197,129,405x = 93,909,480,652,185,440 - Step 5: Solve for x
x = 93,909,480,652,185,440/197,129,405 - Step 6: Final answer
x = 476,384,944.46
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.