Finding the Fourth Proportional to 727,781,497.70, 1,091,283,837.84 and 377,675,049.87
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Solution
The fourth proportional to 727,781,497.70, 1,091,283,837.84 and 377,675,049.87 is: 566,311,013.93
Step by Step Solution
- Step 1: Write the proportion equation
727,781,497.70 : 1,091,283,837.84 = 377,675,049.87 : x - Step 2: Convert to fraction form
727,781,497.70/1,091,283,837.84 = 377,675,049.87/x - Step 3: Cross multiply
727,781,497.70x = 1,091,283,837.84 × 377,675,049.87 - Step 4: Simplify right side
727,781,497.70x = 412,150,677,878,546,944 - Step 5: Solve for x
x = 412,150,677,878,546,944/727,781,497.70 - Step 6: Final answer
x = 566,311,013.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.