Finding the Fourth Proportional to 133,714,331.80, 200,571,497.70 and 122,235,206.20
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Solution
The fourth proportional to 133,714,331.80, 200,571,497.70 and 122,235,206.20 is: 183,352,809.30
Step by Step Solution
- Step 1: Write the proportion equation
133,714,331.80 : 200,571,497.70 = 122,235,206.20 : x - Step 2: Convert to fraction form
133,714,331.80/200,571,497.70 = 122,235,206.20/x - Step 3: Cross multiply
133,714,331.80x = 200,571,497.70 × 122,235,206.20 - Step 4: Simplify right side
133,714,331.80x = 24,516,898,379,202,324 - Step 5: Solve for x
x = 24,516,898,379,202,324/133,714,331.80 - Step 6: Final answer
x = 183,352,809.30
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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.