Finding the Fourth Proportional to 80,529,603.84, 120,846,349.44 and 29,407,345.92
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Solution
The fourth proportional to 80,529,603.84, 120,846,349.44 and 29,407,345.92 is: 44,129,987.38
Step by Step Solution
- Step 1: Write the proportion equation
80,529,603.84 : 120,846,349.44 = 29,407,345.92 : x - Step 2: Convert to fraction form
80,529,603.84/120,846,349.44 = 29,407,345.92/x - Step 3: Cross multiply
80,529,603.84x = 120,846,349.44 × 29,407,345.92 - Step 4: Simplify right side
80,529,603.84x = 3,553,770,401,151,278.50 - Step 5: Solve for x
x = 3,553,770,401,151,278.50/80,529,603.84 - Step 6: Final answer
x = 44,129,987.38
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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.