Finding the Third Proportional to 310,420,920 and 675,954,239
Calculator
Solution
The third proportional to 310,420,920 and 675,954,239 is: 1,471,917,979.05
Step by Step Solution
- Step 1: Write the proportion equation
310,420,920 : 675,954,239 = 675,954,239 : x - Step 2: Convert to fraction form
310,420,920/675,954,239 = 675,954,239/x - Step 3: Cross multiply
310,420,920x = 675,954,239 × 675,954,239 - Step 4: Simplify right side
310,420,920x = 456,914,133,222,069,120 - Step 5: Solve for x
x = 456,914,133,222,069,120/310,420,920 - Step 6: Final answer
x = 1,471,917,979.05
Related Problems
Find third proportional to 155,210,460 and 337,977,119.50
Half scale
Find third proportional to 620,841,840 and 1,351,908,478
Double scale
Find third proportional to 310,420,922 and 675,954,243
Similar ratio
Find third proportional to 465,631,380 and 1,013,931,358.50
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.