Finding the Fourth Proportional to 372,228,766.20, 558,343,149.30 and 178,518,521.70
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Solution
The fourth proportional to 372,228,766.20, 558,343,149.30 and 178,518,521.70 is: 267,777,782.55
Step by Step Solution
- Step 1: Write the proportion equation
372,228,766.20 : 558,343,149.30 = 178,518,521.70 : x - Step 2: Convert to fraction form
372,228,766.20/558,343,149.30 = 178,518,521.70/x - Step 3: Cross multiply
372,228,766.20x = 558,343,149.30 × 178,518,521.70 - Step 4: Simplify right side
372,228,766.20x = 99,674,593,614,358,368 - Step 5: Solve for x
x = 99,674,593,614,358,368/372,228,766.20 - Step 6: Final answer
x = 267,777,782.55
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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.