Finding the Fourth Proportional to 5,682,391,997.13, 8,519,242,944.72 and 3,440,951,485.90
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Solution
The fourth proportional to 5,682,391,997.13, 8,519,242,944.72 and 3,440,951,485.90 is: 5,158,796,099.28
Step by Step Solution
- Step 1: Write the proportion equation
5,682,391,997.13 : 8,519,242,944.72 = 3,440,951,485.90 : x - Step 2: Convert to fraction form
5,682,391,997.13/8,519,242,944.72 = 3,440,951,485.90/x - Step 3: Cross multiply
5,682,391,997.13x = 8,519,242,944.72 × 3,440,951,485.90 - Step 4: Simplify right side
5,682,391,997.13x = 29,314,301,669,377,376,256 - Step 5: Solve for x
x = 29,314,301,669,377,376,256/5,682,391,997.13 - Step 6: Final answer
x = 5,158,796,099.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.