Finding the Fourth Proportional to 336,139,870.20, 463,872,088.84 and 187,461,131
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Solution
The fourth proportional to 336,139,870.20, 463,872,088.84 and 187,461,131 is: 258,695,840.99
Step by Step Solution
- Step 1: Write the proportion equation
336,139,870.20 : 463,872,088.84 = 187,461,131 : x - Step 2: Convert to fraction form
336,139,870.20/463,872,088.84 = 187,461,131/x - Step 3: Cross multiply
336,139,870.20x = 463,872,088.84 × 187,461,131 - Step 4: Simplify right side
336,139,870.20x = 86,957,986,413,278,880 - Step 5: Solve for x
x = 86,957,986,413,278,880/336,139,870.20 - Step 6: Final answer
x = 258,695,840.99
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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.