Finding the Third Proportional to 977,169,386 and 2,129,920,852
Calculator
Solution
The third proportional to 977,169,386 and 2,129,920,852 is: 4,642,555,222.03
Step by Step Solution
- Step 1: Write the proportion equation
977,169,386 : 2,129,920,852 = 2,129,920,852 : x - Step 2: Convert to fraction form
977,169,386/2,129,920,852 = 2,129,920,852/x - Step 3: Cross multiply
977,169,386x = 2,129,920,852 × 2,129,920,852 - Step 4: Simplify right side
977,169,386x = 4,536,562,835,784,406,016 - Step 5: Solve for x
x = 4,536,562,835,784,406,016/977,169,386 - Step 6: Final answer
x = 4,642,555,222.03
Related Problems
Find third proportional to 488,584,693 and 1,064,960,426
Half scale
Find third proportional to 1,954,338,772 and 4,259,841,704
Double scale
Find third proportional to 977,169,388 and 2,129,920,856
Similar ratio
Find third proportional to 1,465,754,079 and 3,194,881,278
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.