Finding the Fourth Proportional to 113,583,821.74, 170,393,348.26 and 48,005,235.59
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Solution
The fourth proportional to 113,583,821.74, 170,393,348.26 and 48,005,235.59 is: 72,015,298.48
Step by Step Solution
- Step 1: Write the proportion equation
113,583,821.74 : 170,393,348.26 = 48,005,235.59 : x - Step 2: Convert to fraction form
113,583,821.74/170,393,348.26 = 48,005,235.59/x - Step 3: Cross multiply
113,583,821.74x = 170,393,348.26 × 48,005,235.59 - Step 4: Simplify right side
113,583,821.74x = 8,179,772,825,398,256 - Step 5: Solve for x
x = 8,179,772,825,398,256/113,583,821.74 - Step 6: Final answer
x = 72,015,298.48
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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.