Finding the Fourth Proportional to 113,969,201.55, 170,970,792.63 and 36,248,641.08
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Solution
The fourth proportional to 113,969,201.55, 170,970,792.63 and 36,248,641.08 is: 54,378,365.50
Step by Step Solution
- Step 1: Write the proportion equation
113,969,201.55 : 170,970,792.63 = 36,248,641.08 : x - Step 2: Convert to fraction form
113,969,201.55/170,970,792.63 = 36,248,641.08/x - Step 3: Cross multiply
113,969,201.55x = 170,970,792.63 × 36,248,641.08 - Step 4: Simplify right side
113,969,201.55x = 6,197,458,897,207,979 - Step 5: Solve for x
x = 6,197,458,897,207,979/113,969,201.55 - Step 6: Final answer
x = 54,378,365.50
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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.