Finding the Third Proportional to 864,840,474 and 1,291,593,480
Calculator
Solution
The third proportional to 864,840,474 and 1,291,593,480 is: 1,928,926,510.42
Step by Step Solution
- Step 1: Write the proportion equation
864,840,474 : 1,291,593,480 = 1,291,593,480 : x - Step 2: Convert to fraction form
864,840,474/1,291,593,480 = 1,291,593,480/x - Step 3: Cross multiply
864,840,474x = 1,291,593,480 × 1,291,593,480 - Step 4: Simplify right side
864,840,474x = 1,668,213,717,578,510,336 - Step 5: Solve for x
x = 1,668,213,717,578,510,336/864,840,474 - Step 6: Final answer
x = 1,928,926,510.42
Related Problems
Find third proportional to 432,420,237 and 645,796,740
Half scale
Find third proportional to 1,729,680,948 and 2,583,186,960
Double scale
Find third proportional to 864,840,476 and 1,291,593,483
Similar ratio
Find third proportional to 1,297,260,711 and 1,937,390,220
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.