Finding the Fourth Proportional to 192,003,860.56, 264,966,029.76 and 103,897,859.08
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Solution
The fourth proportional to 192,003,860.56, 264,966,029.76 and 103,897,859.08 is: 143,379,425.50
Step by Step Solution
- Step 1: Write the proportion equation
192,003,860.56 : 264,966,029.76 = 103,897,859.08 : x - Step 2: Convert to fraction form
192,003,860.56/264,966,029.76 = 103,897,859.08/x - Step 3: Cross multiply
192,003,860.56x = 264,966,029.76 × 103,897,859.08 - Step 4: Simplify right side
192,003,860.56x = 27,529,403,220,991,564 - Step 5: Solve for x
x = 27,529,403,220,991,564/192,003,860.56 - Step 6: Final answer
x = 143,379,425.50
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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.