Finding the Fourth Proportional to 165,449,844.40, 248,174,766.60 and 44,281,296.40
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Solution
The fourth proportional to 165,449,844.40, 248,174,766.60 and 44,281,296.40 is: 66,421,944.60
Step by Step Solution
- Step 1: Write the proportion equation
165,449,844.40 : 248,174,766.60 = 44,281,296.40 : x - Step 2: Convert to fraction form
165,449,844.40/248,174,766.60 = 44,281,296.40/x - Step 3: Cross multiply
165,449,844.40x = 248,174,766.60 × 44,281,296.40 - Step 4: Simplify right side
165,449,844.40x = 10,989,500,398,815,420 - Step 5: Solve for x
x = 10,989,500,398,815,420/165,449,844.40 - Step 6: Final answer
x = 66,421,944.60
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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.