Finding the Fourth Proportional to 416,037,071.87, 574,140,452.79 and 237,417,403.98
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Solution
The fourth proportional to 416,037,071.87, 574,140,452.79 and 237,417,403.98 is: 327,641,321.03
Step by Step Solution
- Step 1: Write the proportion equation
416,037,071.87 : 574,140,452.79 = 237,417,403.98 : x - Step 2: Convert to fraction form
416,037,071.87/574,140,452.79 = 237,417,403.98/x - Step 3: Cross multiply
416,037,071.87x = 574,140,452.79 × 237,417,403.98 - Step 4: Simplify right side
416,037,071.87x = 136,310,935,821,303,536 - Step 5: Solve for x
x = 136,310,935,821,303,536/416,037,071.87 - Step 6: Final answer
x = 327,641,321.03
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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.