Finding the Fourth Proportional to 124,417,074.40, 186,625,611.60 and 56,392,626.40
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Solution
The fourth proportional to 124,417,074.40, 186,625,611.60 and 56,392,626.40 is: 84,588,939.60
Step by Step Solution
- Step 1: Write the proportion equation
124,417,074.40 : 186,625,611.60 = 56,392,626.40 : x - Step 2: Convert to fraction form
124,417,074.40/186,625,611.60 = 56,392,626.40/x - Step 3: Cross multiply
124,417,074.40x = 186,625,611.60 × 56,392,626.40 - Step 4: Simplify right side
124,417,074.40x = 10,524,308,391,630,306 - Step 5: Solve for x
x = 10,524,308,391,630,306/124,417,074.40 - Step 6: Final answer
x = 84,588,939.60
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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.