Finding the Fourth Proportional to 74,867,593.44, 103,299,572.70 and 43,486,996.44
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Solution
The fourth proportional to 74,867,593.44, 103,299,572.70 and 43,486,996.44 is: 60,001,770.38
Step by Step Solution
- Step 1: Write the proportion equation
74,867,593.44 : 103,299,572.70 = 43,486,996.44 : x - Step 2: Convert to fraction form
74,867,593.44/103,299,572.70 = 43,486,996.44/x - Step 3: Cross multiply
74,867,593.44x = 103,299,572.70 × 43,486,996.44 - Step 4: Simplify right side
74,867,593.44x = 4,492,188,150,258,421 - Step 5: Solve for x
x = 4,492,188,150,258,421/74,867,593.44 - Step 6: Final answer
x = 60,001,770.38
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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.