Finding the Third Proportional to 190,730,171 and 411,951,489
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Solution
The third proportional to 190,730,171 and 411,951,489 is: 889,759,750.12
Step by Step Solution
- Step 1: Write the proportion equation
190,730,171 : 411,951,489 = 411,951,489 : x - Step 2: Convert to fraction form
190,730,171/411,951,489 = 411,951,489/x - Step 3: Cross multiply
190,730,171x = 411,951,489 × 411,951,489 - Step 4: Simplify right side
190,730,171x = 169,704,029,289,317,120 - Step 5: Solve for x
x = 169,704,029,289,317,120/190,730,171 - Step 6: Final answer
x = 889,759,750.12
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.