Finding the Fourth Proportional to 224,258,800.80, 336,388,201.20 and 155,384,047.20
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Solution
The fourth proportional to 224,258,800.80, 336,388,201.20 and 155,384,047.20 is: 233,076,070.80
Step by Step Solution
- Step 1: Write the proportion equation
224,258,800.80 : 336,388,201.20 = 155,384,047.20 : x - Step 2: Convert to fraction form
224,258,800.80/336,388,201.20 = 155,384,047.20/x - Step 3: Cross multiply
224,258,800.80x = 336,388,201.20 × 155,384,047.20 - Step 4: Simplify right side
224,258,800.80x = 52,269,360,132,783,888 - Step 5: Solve for x
x = 52,269,360,132,783,888/224,258,800.80 - Step 6: Final answer
x = 233,076,070.80
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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.