Finding the Third Proportional to 389,963,664 and 573,004,440
Calculator
Solution
The third proportional to 389,963,664 and 573,004,440 is: 841,960,722.42
Step by Step Solution
- Step 1: Write the proportion equation
389,963,664 : 573,004,440 = 573,004,440 : x - Step 2: Convert to fraction form
389,963,664/573,004,440 = 573,004,440/x - Step 3: Cross multiply
389,963,664x = 573,004,440 × 573,004,440 - Step 4: Simplify right side
389,963,664x = 328,334,088,259,713,600 - Step 5: Solve for x
x = 328,334,088,259,713,600/389,963,664 - Step 6: Final answer
x = 841,960,722.42
Related Problems
Find third proportional to 194,981,832 and 286,502,220
Half scale
Find third proportional to 779,927,328 and 1,146,008,880
Double scale
Find third proportional to 389,963,666 and 573,004,443
Similar ratio
Find third proportional to 584,945,496 and 859,506,660
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.