Finding the Fourth Proportional to 157,534,297.38, 236,338,563.11 and 53,904,630.98
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Solution
The fourth proportional to 157,534,297.38, 236,338,563.11 and 53,904,630.98 is: 80,869,647.07
Step by Step Solution
- Step 1: Write the proportion equation
157,534,297.38 : 236,338,563.11 = 53,904,630.98 : x - Step 2: Convert to fraction form
157,534,297.38/236,338,563.11 = 53,904,630.98/x - Step 3: Cross multiply
157,534,297.38x = 236,338,563.11 × 53,904,630.98 - Step 4: Simplify right side
157,534,297.38x = 12,739,743,031,109,314 - Step 5: Solve for x
x = 12,739,743,031,109,314/157,534,297.38 - Step 6: Final answer
x = 80,869,647.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.