Finding the Fourth Proportional to 284,860,127.36, 427,277,350.96 and 118,795,249.28
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Solution
The fourth proportional to 284,860,127.36, 427,277,350.96 and 118,795,249.28 is: 178,187,519.22
Step by Step Solution
- Step 1: Write the proportion equation
284,860,127.36 : 427,277,350.96 = 118,795,249.28 : x - Step 2: Convert to fraction form
284,860,127.36/427,277,350.96 = 118,795,249.28/x - Step 3: Cross multiply
284,860,127.36x = 427,277,350.96 × 118,795,249.28 - Step 4: Simplify right side
284,860,127.36x = 50,758,519,418,991,248 - Step 5: Solve for x
x = 50,758,519,418,991,248/284,860,127.36 - Step 6: Final answer
x = 178,187,519.22
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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.