Finding the Fourth Proportional to 336,173,294.43, 463,919,765.40 and 187,503,998.00
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Solution
The fourth proportional to 336,173,294.43, 463,919,765.40 and 187,503,998.00 is: 258,755,862.53
Step by Step Solution
- Step 1: Write the proportion equation
336,173,294.43 : 463,919,765.40 = 187,503,998.00 : x - Step 2: Convert to fraction form
336,173,294.43/463,919,765.40 = 187,503,998.00/x - Step 3: Cross multiply
336,173,294.43x = 463,919,765.40 × 187,503,998.00 - Step 4: Simplify right side
336,173,294.43x = 86,986,810,761,402,464 - Step 5: Solve for x
x = 86,986,810,761,402,464/336,173,294.43 - Step 6: Final answer
x = 258,755,862.53
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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.