Finding the Third Proportional to 639,497,486 and 1,391,602,546
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Solution
The third proportional to 639,497,486 and 1,391,602,546 is: 3,028,249,036.83
Step by Step Solution
- Step 1: Write the proportion equation
639,497,486 : 1,391,602,546 = 1,391,602,546 : x - Step 2: Convert to fraction form
639,497,486/1,391,602,546 = 1,391,602,546/x - Step 3: Cross multiply
639,497,486x = 1,391,602,546 × 1,391,602,546 - Step 4: Simplify right side
639,497,486x = 1,936,557,646,033,682,176 - Step 5: Solve for x
x = 1,936,557,646,033,682,176/639,497,486 - Step 6: Final answer
x = 3,028,249,036.83
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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.