Finding the Third Proportional to 190,996,806 and 409,221,669
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Solution
The third proportional to 190,996,806 and 409,221,669 is: 876,781,019.99
Step by Step Solution
- Step 1: Write the proportion equation
190,996,806 : 409,221,669 = 409,221,669 : x - Step 2: Convert to fraction form
190,996,806/409,221,669 = 409,221,669/x - Step 3: Cross multiply
190,996,806x = 409,221,669 × 409,221,669 - Step 4: Simplify right side
190,996,806x = 167,462,374,379,145,568 - Step 5: Solve for x
x = 167,462,374,379,145,568/190,996,806 - Step 6: Final answer
x = 876,781,019.99
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.