Finding the Third Proportional to 639,497,484 and 1,391,602,542
Calculator
Solution
The third proportional to 639,497,484 and 1,391,602,542 is: 3,028,249,028.89
Step by Step Solution
- Step 1: Write the proportion equation
639,497,484 : 1,391,602,542 = 1,391,602,542 : x - Step 2: Convert to fraction form
639,497,484/1,391,602,542 = 1,391,602,542/x - Step 3: Cross multiply
639,497,484x = 1,391,602,542 × 1,391,602,542 - Step 4: Simplify right side
639,497,484x = 1,936,557,634,900,861,696 - Step 5: Solve for x
x = 1,936,557,634,900,861,696/639,497,484 - Step 6: Final answer
x = 3,028,249,028.89
Related Problems
Find third proportional to 319,748,742 and 695,801,271
Half scale
Find third proportional to 1,278,994,968 and 2,783,205,084
Double scale
Find third proportional to 639,497,486 and 1,391,602,546
Similar ratio
Find third proportional to 959,246,226 and 2,087,403,813
1.5x scale
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.