Finding the Third Proportional to 90,404,950 and 196,221,689
Calculator
Solution
The third proportional to 90,404,950 and 196,221,689 is: 425,894,281.61
Step by Step Solution
- Step 1: Write the proportion equation
90,404,950 : 196,221,689 = 196,221,689 : x - Step 2: Convert to fraction form
90,404,950/196,221,689 = 196,221,689/x - Step 3: Cross multiply
90,404,950x = 196,221,689 × 196,221,689 - Step 4: Simplify right side
90,404,950x = 38,502,951,234,012,720 - Step 5: Solve for x
x = 38,502,951,234,012,720/90,404,950 - Step 6: Final answer
x = 425,894,281.61
Related Problems
Find third proportional to 45,202,475 and 98,110,844.50
Half scale
Find third proportional to 180,809,900 and 392,443,378
Double scale
Find third proportional to 90,404,952 and 196,221,693
Similar ratio
Find third proportional to 135,607,425 and 294,332,533.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.