Finding the Fourth Proportional to 75,409,631.08, 113,114,807.89 and 22,887,758.80
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Solution
The fourth proportional to 75,409,631.08, 113,114,807.89 and 22,887,758.80 is: 34,331,747.84
Step by Step Solution
- Step 1: Write the proportion equation
75,409,631.08 : 113,114,807.89 = 22,887,758.80 : x - Step 2: Convert to fraction form
75,409,631.08/113,114,807.89 = 22,887,758.80/x - Step 3: Cross multiply
75,409,631.08x = 113,114,807.89 × 22,887,758.80 - Step 4: Simplify right side
75,409,631.08x = 2,588,944,439,297,431 - Step 5: Solve for x
x = 2,588,944,439,297,431/75,409,631.08 - Step 6: Final answer
x = 34,331,747.84
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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.