Finding the Fourth Proportional to 209,374,174.98, 313,915,826.34 and 92,725,966.44
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Solution
The fourth proportional to 209,374,174.98, 313,915,826.34 and 92,725,966.44 is: 139,024,540.07
Step by Step Solution
- Step 1: Write the proportion equation
209,374,174.98 : 313,915,826.34 = 92,725,966.44 : x - Step 2: Convert to fraction form
209,374,174.98/313,915,826.34 = 92,725,966.44/x - Step 3: Cross multiply
209,374,174.98x = 313,915,826.34 × 92,725,966.44 - Step 4: Simplify right side
209,374,174.98x = 29,108,148,378,187,704 - Step 5: Solve for x
x = 29,108,148,378,187,704/209,374,174.98 - Step 6: Final answer
x = 139,024,540.07
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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.