Finding the Fourth Proportional to 122,056,934.70, 183,384,000.45 and 91,823,846.70
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Solution
The fourth proportional to 122,056,934.70, 183,384,000.45 and 91,823,846.70 is: 137,960,406.64
Step by Step Solution
- Step 1: Write the proportion equation
122,056,934.70 : 183,384,000.45 = 91,823,846.70 : x - Step 2: Convert to fraction form
122,056,934.70/183,384,000.45 = 91,823,846.70/x - Step 3: Cross multiply
122,056,934.70x = 183,384,000.45 × 91,823,846.70 - Step 4: Simplify right side
122,056,934.70x = 16,839,024,344,553,530 - Step 5: Solve for x
x = 16,839,024,344,553,530/122,056,934.70 - Step 6: Final answer
x = 137,960,406.64
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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.