Finding the Fourth Proportional to 231,603,628.00, 347,416,615.16 and 76,153,994.42
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Solution
The fourth proportional to 231,603,628.00, 347,416,615.16 and 76,153,994.42 is: 114,234,665.49
Step by Step Solution
- Step 1: Write the proportion equation
231,603,628.00 : 347,416,615.16 = 76,153,994.42 : x - Step 2: Convert to fraction form
231,603,628.00/347,416,615.16 = 76,153,994.42/x - Step 3: Cross multiply
231,603,628.00x = 347,416,615.16 × 76,153,994.42 - Step 4: Simplify right side
231,603,628.00x = 26,457,162,970,192,076 - Step 5: Solve for x
x = 26,457,162,970,192,076/231,603,628.00 - Step 6: Final answer
x = 114,234,665.49
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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.