Finding the Fourth Proportional to 75,979,993.04, 113,970,865.08 and 27,461,531.60
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Solution
The fourth proportional to 75,979,993.04, 113,970,865.08 and 27,461,531.60 is: 41,192,613.84
Step by Step Solution
- Step 1: Write the proportion equation
75,979,993.04 : 113,970,865.08 = 27,461,531.60 : x - Step 2: Convert to fraction form
75,979,993.04/113,970,865.08 = 27,461,531.60/x - Step 3: Cross multiply
75,979,993.04x = 113,970,865.08 × 27,461,531.60 - Step 4: Simplify right side
75,979,993.04x = 3,129,814,512,873,756.50 - Step 5: Solve for x
x = 3,129,814,512,873,756.50/75,979,993.04 - Step 6: Final answer
x = 41,192,613.84
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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.