Finding the Fourth Proportional to 620,102,524.08, 930,122,866.26 and 231,896,814.60
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Solution
The fourth proportional to 620,102,524.08, 930,122,866.26 and 231,896,814.60 is: 347,833,658.95
Step by Step Solution
- Step 1: Write the proportion equation
620,102,524.08 : 930,122,866.26 = 231,896,814.60 : x - Step 2: Convert to fraction form
620,102,524.08/930,122,866.26 = 231,896,814.60/x - Step 3: Cross multiply
620,102,524.08x = 930,122,866.26 × 231,896,814.60 - Step 4: Simplify right side
620,102,524.08x = 215,692,529,872,315,808 - Step 5: Solve for x
x = 215,692,529,872,315,808/620,102,524.08 - Step 6: Final answer
x = 347,833,658.95
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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.