Finding the Fourth Proportional to 240,596,652.37, 331,966,467.63 and 136,174,723.70
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Solution
The fourth proportional to 240,596,652.37, 331,966,467.63 and 136,174,723.70 is: 187,888,906.86
Step by Step Solution
- Step 1: Write the proportion equation
240,596,652.37 : 331,966,467.63 = 136,174,723.70 : x - Step 2: Convert to fraction form
240,596,652.37/331,966,467.63 = 136,174,723.70/x - Step 3: Cross multiply
240,596,652.37x = 331,966,467.63 × 136,174,723.70 - Step 4: Simplify right side
240,596,652.37x = 45,205,442,007,940,920 - Step 5: Solve for x
x = 45,205,442,007,940,920/240,596,652.37 - Step 6: Final answer
x = 187,888,906.86
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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.