Finding the Fourth Proportional to 115,384,073.80, 173,076,110.70 and 33,502,793.80
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Solution
The fourth proportional to 115,384,073.80, 173,076,110.70 and 33,502,793.80 is: 50,254,190.70
Step by Step Solution
- Step 1: Write the proportion equation
115,384,073.80 : 173,076,110.70 = 33,502,793.80 : x - Step 2: Convert to fraction form
115,384,073.80/173,076,110.70 = 33,502,793.80/x - Step 3: Cross multiply
115,384,073.80x = 173,076,110.70 × 33,502,793.80 - Step 4: Simplify right side
115,384,073.80x = 5,798,533,248,488,073 - Step 5: Solve for x
x = 5,798,533,248,488,073/115,384,073.80 - Step 6: Final answer
x = 50,254,190.70
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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.