Finding the Fourth Proportional to 75,875,789.16, 113,813,765.82 and 35,514,616.68
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Solution
The fourth proportional to 75,875,789.16, 113,813,765.82 and 35,514,616.68 is: 53,271,963.44
Step by Step Solution
- Step 1: Write the proportion equation
75,875,789.16 : 113,813,765.82 = 35,514,616.68 : x - Step 2: Convert to fraction form
75,875,789.16/113,813,765.82 = 35,514,616.68/x - Step 3: Cross multiply
75,875,789.16x = 113,813,765.82 × 35,514,616.68 - Step 4: Simplify right side
75,875,789.16x = 4,042,052,266,004,585.50 - Step 5: Solve for x
x = 4,042,052,266,004,585.50/75,875,789.16 - Step 6: Final answer
x = 53,271,963.44
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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.