Finding the Fourth Proportional to 277,572,138.40, 416,059,609.20 and 104,982,263.20
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Solution
The fourth proportional to 277,572,138.40, 416,059,609.20 and 104,982,263.20 is: 157,360,460.07
Step by Step Solution
- Step 1: Write the proportion equation
277,572,138.40 : 416,059,609.20 = 104,982,263.20 : x - Step 2: Convert to fraction form
277,572,138.40/416,059,609.20 = 104,982,263.20/x - Step 3: Cross multiply
277,572,138.40x = 416,059,609.20 × 104,982,263.20 - Step 4: Simplify right side
277,572,138.40x = 43,678,879,399,923,544 - Step 5: Solve for x
x = 43,678,879,399,923,544/277,572,138.40 - Step 6: Final answer
x = 157,360,460.07
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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.