Finding the Fourth Proportional to 544,236,595.21, 815,972,138.65 and 252,794,292.49
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Solution
The fourth proportional to 544,236,595.21, 815,972,138.65 and 252,794,292.49 is: 379,013,651.96
Step by Step Solution
- Step 1: Write the proportion equation
544,236,595.21 : 815,972,138.65 = 252,794,292.49 : x - Step 2: Convert to fraction form
544,236,595.21/815,972,138.65 = 252,794,292.49/x - Step 3: Cross multiply
544,236,595.21x = 815,972,138.65 × 252,794,292.49 - Step 4: Simplify right side
544,236,595.21x = 206,273,099,481,578,944 - Step 5: Solve for x
x = 206,273,099,481,578,944/544,236,595.21 - Step 6: Final answer
x = 379,013,651.96
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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.