Finding the Fourth Proportional to 269,529,088.14, 371,950,142.22 and 145,769,765.26
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Solution
The fourth proportional to 269,529,088.14, 371,950,142.22 and 145,769,765.26 is: 201,162,276.38
Step by Step Solution
- Step 1: Write the proportion equation
269,529,088.14 : 371,950,142.22 = 145,769,765.26 : x - Step 2: Convert to fraction form
269,529,088.14/371,950,142.22 = 145,769,765.26/x - Step 3: Cross multiply
269,529,088.14x = 371,950,142.22 × 145,769,765.26 - Step 4: Simplify right side
269,529,088.14x = 54,219,084,919,833,016 - Step 5: Solve for x
x = 54,219,084,919,833,016/269,529,088.14 - Step 6: Final answer
x = 201,162,276.38
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.