Finding the Third Proportional to 256,668,912 and 554,246,400
Calculator
Solution
The third proportional to 256,668,912 and 554,246,400 is: 1,196,830,069.99
Step by Step Solution
- Step 1: Write the proportion equation
256,668,912 : 554,246,400 = 554,246,400 : x - Step 2: Convert to fraction form
256,668,912/554,246,400 = 554,246,400/x - Step 3: Cross multiply
256,668,912x = 554,246,400 × 554,246,400 - Step 4: Simplify right side
256,668,912x = 307,189,071,912,960,000 - Step 5: Solve for x
x = 307,189,071,912,960,000/256,668,912 - Step 6: Final answer
x = 1,196,830,069.99
Related Problems
Find third proportional to 128,334,456 and 277,123,200
Half scale
Find third proportional to 513,337,824 and 1,108,492,800
Double scale
Find third proportional to 256,668,914 and 554,246,404
Similar ratio
Find third proportional to 385,003,368 and 831,369,600
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.