Finding the Third Proportional to 650,578,494 and 991,121,702.25
Calculator
Solution
The third proportional to 650,578,494 and 991,121,702.25 is: 1,509,921,151.30
Step by Step Solution
- Step 1: Write the proportion equation
650,578,494 : 991,121,702.25 = 991,121,702.25 : x - Step 2: Convert to fraction form
650,578,494/991,121,702.25 = 991,121,702.25/x - Step 3: Cross multiply
650,578,494x = 991,121,702.25 × 991,121,702.25 - Step 4: Simplify right side
650,578,494x = 982,322,228,670,937,600 - Step 5: Solve for x
x = 982,322,228,670,937,600/650,578,494 - Step 6: Final answer
x = 1,509,921,151.30
Related Problems
Find third proportional to 325,289,247 and 495,560,851.13
Half scale
Find third proportional to 1,301,156,988 and 1,982,243,404.50
Double scale
Find third proportional to 650,578,496 and 991,121,705
Similar ratio
Find third proportional to 975,867,741 and 1,486,682,553.38
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.