Finding the Third Proportional to 194,987,088 and 420,687,310.50
Calculator
Solution
The third proportional to 194,987,088 and 420,687,310.50 is: 907,638,628.95
Step by Step Solution
- Step 1: Write the proportion equation
194,987,088 : 420,687,310.50 = 420,687,310.50 : x - Step 2: Convert to fraction form
194,987,088/420,687,310.50 = 420,687,310.50/x - Step 3: Cross multiply
194,987,088x = 420,687,310.50 × 420,687,310.50 - Step 4: Simplify right side
194,987,088x = 176,977,813,215,723,424 - Step 5: Solve for x
x = 176,977,813,215,723,424/194,987,088 - Step 6: Final answer
x = 907,638,628.95
Related Problems
Find third proportional to 97,493,544 and 210,343,655.25
Half scale
Find third proportional to 389,974,176 and 841,374,621
Double scale
Find third proportional to 194,987,090 and 420,687,315
Similar ratio
Find third proportional to 292,480,632 and 631,030,965.75
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.