Finding the Third Proportional to 278,919,656 and 608,060,560
Calculator
Solution
The third proportional to 278,919,656 and 608,060,560 is: 1,325,606,269.31
Step by Step Solution
- Step 1: Write the proportion equation
278,919,656 : 608,060,560 = 608,060,560 : x - Step 2: Convert to fraction form
278,919,656/608,060,560 = 608,060,560/x - Step 3: Cross multiply
278,919,656x = 608,060,560 × 608,060,560 - Step 4: Simplify right side
278,919,656x = 369,737,644,627,513,600 - Step 5: Solve for x
x = 369,737,644,627,513,600/278,919,656 - Step 6: Final answer
x = 1,325,606,269.31
Related Problems
Find third proportional to 139,459,828 and 304,030,280
Half scale
Find third proportional to 557,839,312 and 1,216,121,120
Double scale
Find third proportional to 278,919,658 and 608,060,564
Similar ratio
Find third proportional to 418,379,484 and 912,090,840
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.