Finding the Fourth Proportional to 347,776,233.10, 521,664,349.65 and 211,727,337.10
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Solution
The fourth proportional to 347,776,233.10, 521,664,349.65 and 211,727,337.10 is: 317,591,005.65
Step by Step Solution
- Step 1: Write the proportion equation
347,776,233.10 : 521,664,349.65 = 211,727,337.10 : x - Step 2: Convert to fraction form
347,776,233.10/521,664,349.65 = 211,727,337.10/x - Step 3: Cross multiply
347,776,233.10x = 521,664,349.65 × 211,727,337.10 - Step 4: Simplify right side
347,776,233.10x = 110,450,603,611,397,808 - Step 5: Solve for x
x = 110,450,603,611,397,808/347,776,233.10 - Step 6: Final answer
x = 317,591,005.65
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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.