Finding the Fourth Proportional to 80,453,029.55, 120,679,544.33 and 48,204,402.35
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Solution
The fourth proportional to 80,453,029.55, 120,679,544.33 and 48,204,402.35 is: 72,306,603.53
Step by Step Solution
- Step 1: Write the proportion equation
80,453,029.55 : 120,679,544.33 = 48,204,402.35 : x - Step 2: Convert to fraction form
80,453,029.55/120,679,544.33 = 48,204,402.35/x - Step 3: Cross multiply
80,453,029.55x = 120,679,544.33 × 48,204,402.35 - Step 4: Simplify right side
80,453,029.55x = 5,817,285,310,297,981 - Step 5: Solve for x
x = 5,817,285,310,297,981/80,453,029.55 - Step 6: Final answer
x = 72,306,603.53
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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.