Finding the Fourth Proportional to 100,587,115.20, 150,880,672.80 and 94,528,687.80
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Solution
The fourth proportional to 100,587,115.20, 150,880,672.80 and 94,528,687.80 is: 141,793,031.70
Step by Step Solution
- Step 1: Write the proportion equation
100,587,115.20 : 150,880,672.80 = 94,528,687.80 : x - Step 2: Convert to fraction form
100,587,115.20/150,880,672.80 = 94,528,687.80/x - Step 3: Cross multiply
100,587,115.20x = 150,880,672.80 × 94,528,687.80 - Step 4: Simplify right side
100,587,115.20x = 14,262,552,014,165,152 - Step 5: Solve for x
x = 14,262,552,014,165,152/100,587,115.20 - Step 6: Final answer
x = 141,793,031.70
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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.