Finding the Fourth Proportional to 73,453,567.70, 110,265,207.15 and 39,441,343.70
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Solution
The fourth proportional to 73,453,567.70, 110,265,207.15 and 39,441,343.70 is: 59,207,579.28
Step by Step Solution
- Step 1: Write the proportion equation
73,453,567.70 : 110,265,207.15 = 39,441,343.70 : x - Step 2: Convert to fraction form
73,453,567.70/110,265,207.15 = 39,441,343.70/x - Step 3: Cross multiply
73,453,567.70x = 110,265,207.15 × 39,441,343.70 - Step 4: Simplify right side
73,453,567.70x = 4,349,007,933,354,848 - Step 5: Solve for x
x = 4,349,007,933,354,848/73,453,567.70 - Step 6: Final answer
x = 59,207,579.28
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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.