Finding the Fourth Proportional to 133,728,691.80, 200,593,037.70 and 133,728,691.80
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Solution
The fourth proportional to 133,728,691.80, 200,593,037.70 and 133,728,691.80 is: 200,593,037.70
Step by Step Solution
- Step 1: Write the proportion equation
133,728,691.80 : 200,593,037.70 = 133,728,691.80 : x - Step 2: Convert to fraction form
133,728,691.80/200,593,037.70 = 133,728,691.80/x - Step 3: Cross multiply
133,728,691.80x = 200,593,037.70 × 133,728,691.80 - Step 4: Simplify right side
133,728,691.80x = 26,825,044,515,809,080 - Step 5: Solve for x
x = 26,825,044,515,809,080/133,728,691.80 - Step 6: Final answer
x = 200,593,037.70
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1.5x scale
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.