Finding the Fourth Proportional to 74,118,529.74, 102,283,580.85 and 41,080,909.49
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Solution
The fourth proportional to 74,118,529.74, 102,283,580.85 and 41,080,909.49 is: 56,691,660.53
Step by Step Solution
- Step 1: Write the proportion equation
74,118,529.74 : 102,283,580.85 = 41,080,909.49 : x - Step 2: Convert to fraction form
74,118,529.74/102,283,580.85 = 41,080,909.49/x - Step 3: Cross multiply
74,118,529.74x = 102,283,580.85 × 41,080,909.49 - Step 4: Simplify right side
74,118,529.74x = 4,201,902,526,700,529 - Step 5: Solve for x
x = 4,201,902,526,700,529/74,118,529.74 - Step 6: Final answer
x = 56,691,660.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.