Finding the Third Proportional to 122,442,459 and 266,407,449
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Solution
The third proportional to 122,442,459 and 266,407,449 is: 579,643,119.41
Step by Step Solution
- Step 1: Write the proportion equation
122,442,459 : 266,407,449 = 266,407,449 : x - Step 2: Convert to fraction form
122,442,459/266,407,449 = 266,407,449/x - Step 3: Cross multiply
122,442,459x = 266,407,449 × 266,407,449 - Step 4: Simplify right side
122,442,459x = 70,972,928,882,687,600 - Step 5: Solve for x
x = 70,972,928,882,687,600/122,442,459 - Step 6: Final answer
x = 579,643,119.41
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.