Finding the Third Proportional to 861,317,480 and 1,889,387,880
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Solution
The third proportional to 861,317,480 and 1,889,387,880 is: 4,144,565,324.61
Step by Step Solution
- Step 1: Write the proportion equation
861,317,480 : 1,889,387,880 = 1,889,387,880 : x - Step 2: Convert to fraction form
861,317,480/1,889,387,880 = 1,889,387,880/x - Step 3: Cross multiply
861,317,480x = 1,889,387,880 × 1,889,387,880 - Step 4: Simplify right side
861,317,480x = 3,569,786,561,090,894,336 - Step 5: Solve for x
x = 3,569,786,561,090,894,336/861,317,480 - Step 6: Final answer
x = 4,144,565,324.61
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.