Finding the Fourth Proportional to 111,132,433.08, 153,362,757.65 and 62,239,861.08
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Solution
The fourth proportional to 111,132,433.08, 153,362,757.65 and 62,239,861.08 is: 85,891,008.29
Step by Step Solution
- Step 1: Write the proportion equation
111,132,433.08 : 153,362,757.65 = 62,239,861.08 : x - Step 2: Convert to fraction form
111,132,433.08/153,362,757.65 = 62,239,861.08/x - Step 3: Cross multiply
111,132,433.08x = 153,362,757.65 × 62,239,861.08 - Step 4: Simplify right side
111,132,433.08x = 9,545,276,730,670,508 - Step 5: Solve for x
x = 9,545,276,730,670,508/111,132,433.08 - Step 6: Final answer
x = 85,891,008.29
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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.