Finding the Fourth Proportional to 437,588,592.21, 656,384,000.04 and 178,803,812.79
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Solution
The fourth proportional to 437,588,592.21, 656,384,000.04 and 178,803,812.79 is: 268,206,173.45
Step by Step Solution
- Step 1: Write the proportion equation
437,588,592.21 : 656,384,000.04 = 178,803,812.79 : x - Step 2: Convert to fraction form
437,588,592.21/656,384,000.04 = 178,803,812.79/x - Step 3: Cross multiply
437,588,592.21x = 656,384,000.04 × 178,803,812.79 - Step 4: Simplify right side
437,588,592.21x = 117,363,961,861,503,504 - Step 5: Solve for x
x = 117,363,961,861,503,504/437,588,592.21 - Step 6: Final answer
x = 268,206,173.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.