Finding the Fourth Proportional to 64,743,443.60, 97,115,165.40 and 44,336,109.20
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Solution
The fourth proportional to 64,743,443.60, 97,115,165.40 and 44,336,109.20 is: 66,504,163.80
Step by Step Solution
- Step 1: Write the proportion equation
64,743,443.60 : 97,115,165.40 = 44,336,109.20 : x - Step 2: Convert to fraction form
64,743,443.60/97,115,165.40 = 44,336,109.20/x - Step 3: Cross multiply
64,743,443.60x = 97,115,165.40 × 44,336,109.20 - Step 4: Simplify right side
64,743,443.60x = 4,305,708,578,150,462 - Step 5: Solve for x
x = 4,305,708,578,150,462/64,743,443.60 - Step 6: Final answer
x = 66,504,163.80
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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.