Finding the Third Proportional to 128,125,344 and 276,406,080
Calculator
Solution
The third proportional to 128,125,344 and 276,406,080 is: 596,293,587.79
Step by Step Solution
- Step 1: Write the proportion equation
128,125,344 : 276,406,080 = 276,406,080 : x - Step 2: Convert to fraction form
128,125,344/276,406,080 = 276,406,080/x - Step 3: Cross multiply
128,125,344x = 276,406,080 × 276,406,080 - Step 4: Simplify right side
128,125,344x = 76,400,321,060,966,400 - Step 5: Solve for x
x = 76,400,321,060,966,400/128,125,344 - Step 6: Final answer
x = 596,293,587.79
Related Problems
Find third proportional to 64,062,672 and 138,203,040
Half scale
Find third proportional to 256,250,688 and 552,812,160
Double scale
Find third proportional to 128,125,346 and 276,406,084
Similar ratio
Find third proportional to 192,188,016 and 414,609,120
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.