Finding the Third Proportional to 403,828,528 and 878,411,976
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Solution
The third proportional to 403,828,528 and 878,411,976 is: 1,910,730,783.19
Step by Step Solution
- Step 1: Write the proportion equation
403,828,528 : 878,411,976 = 878,411,976 : x - Step 2: Convert to fraction form
403,828,528/878,411,976 = 878,411,976/x - Step 3: Cross multiply
403,828,528x = 878,411,976 × 878,411,976 - Step 4: Simplify right side
403,828,528x = 771,607,599,580,224,512 - Step 5: Solve for x
x = 771,607,599,580,224,512/403,828,528 - Step 6: Final answer
x = 1,910,730,783.19
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.