Finding the Fourth Proportional to 248,103,480.10, 372,155,220.15 and 236,199,201.70
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Solution
The fourth proportional to 248,103,480.10, 372,155,220.15 and 236,199,201.70 is: 354,298,802.55
Step by Step Solution
- Step 1: Write the proportion equation
248,103,480.10 : 372,155,220.15 = 236,199,201.70 : x - Step 2: Convert to fraction form
248,103,480.10/372,155,220.15 = 236,199,201.70/x - Step 3: Cross multiply
248,103,480.10x = 372,155,220.15 × 236,199,201.70 - Step 4: Simplify right side
248,103,480.10x = 87,902,765,907,917,744 - Step 5: Solve for x
x = 87,902,765,907,917,744/248,103,480.10 - Step 6: Final answer
x = 354,298,802.55
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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.