Finding the Fourth Proportional to 1,364,487,837.54, 1,882,993,201.22 and 737,956,265.48
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Solution
The fourth proportional to 1,364,487,837.54, 1,882,993,201.22 and 737,956,265.48 is: 1,018,379,638.48
Step by Step Solution
- Step 1: Write the proportion equation
1,364,487,837.54 : 1,882,993,201.22 = 737,956,265.48 : x - Step 2: Convert to fraction form
1,364,487,837.54/1,882,993,201.22 = 737,956,265.48/x - Step 3: Cross multiply
1,364,487,837.54x = 1,882,993,201.22 × 737,956,265.48 - Step 4: Simplify right side
1,364,487,837.54x = 1,389,566,630,703,093,760 - Step 5: Solve for x
x = 1,389,566,630,703,093,760/1,364,487,837.54 - Step 6: Final answer
x = 1,018,379,638.48
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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.