Finding the Fourth Proportional to 174,395,999.20, 261,593,998.80 and 170,616,863.20
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Solution
The fourth proportional to 174,395,999.20, 261,593,998.80 and 170,616,863.20 is: 255,925,294.80
Step by Step Solution
- Step 1: Write the proportion equation
174,395,999.20 : 261,593,998.80 = 170,616,863.20 : x - Step 2: Convert to fraction form
174,395,999.20/261,593,998.80 = 170,616,863.20/x - Step 3: Cross multiply
174,395,999.20x = 261,593,998.80 × 170,616,863.20 - Step 4: Simplify right side
174,395,999.20x = 44,632,347,507,200,560 - Step 5: Solve for x
x = 44,632,347,507,200,560/174,395,999.20 - Step 6: Final answer
x = 255,925,294.80
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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.