Finding the Fourth Proportional to 226,904,543.53, 340,455,814.34 and 79,457,930.62
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Solution
The fourth proportional to 226,904,543.53, 340,455,814.34 and 79,457,930.62 is: 119,221,563.63
Step by Step Solution
- Step 1: Write the proportion equation
226,904,543.53 : 340,455,814.34 = 79,457,930.62 : x - Step 2: Convert to fraction form
226,904,543.53/340,455,814.34 = 79,457,930.62/x - Step 3: Cross multiply
226,904,543.53x = 340,455,814.34 × 79,457,930.62 - Step 4: Simplify right side
226,904,543.53x = 27,051,914,475,003,320 - Step 5: Solve for x
x = 27,051,914,475,003,320/226,904,543.53 - Step 6: Final answer
x = 119,221,563.63
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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.