Finding the Third Proportional to 388,419,372 and 832,241,412
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Solution
The third proportional to 388,419,372 and 832,241,412 is: 1,783,190,586.71
Step by Step Solution
- Step 1: Write the proportion equation
388,419,372 : 832,241,412 = 832,241,412 : x - Step 2: Convert to fraction form
388,419,372/832,241,412 = 832,241,412/x - Step 3: Cross multiply
388,419,372x = 832,241,412 × 832,241,412 - Step 4: Simplify right side
388,419,372x = 692,625,767,847,753,728 - Step 5: Solve for x
x = 692,625,767,847,753,728/388,419,372 - Step 6: Final answer
x = 1,783,190,586.71
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.