Finding the Fourth Proportional to 117,424,000.20, 176,136,000.30 and 93,237,529.80
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Solution
The fourth proportional to 117,424,000.20, 176,136,000.30 and 93,237,529.80 is: 139,856,294.70
Step by Step Solution
- Step 1: Write the proportion equation
117,424,000.20 : 176,136,000.30 = 93,237,529.80 : x - Step 2: Convert to fraction form
117,424,000.20/176,136,000.30 = 93,237,529.80/x - Step 3: Cross multiply
117,424,000.20x = 176,136,000.30 × 93,237,529.80 - Step 4: Simplify right side
117,424,000.20x = 16,422,485,576,824,060 - Step 5: Solve for x
x = 16,422,485,576,824,060/117,424,000.20 - Step 6: Final answer
x = 139,856,294.70
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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.