Finding the Fourth Proportional to 196,720,660.13, 295,095,161.95 and 75,552,112.13
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Solution
The fourth proportional to 196,720,660.13, 295,095,161.95 and 75,552,112.13 is: 113,333,610.96
Step by Step Solution
- Step 1: Write the proportion equation
196,720,660.13 : 295,095,161.95 = 75,552,112.13 : x - Step 2: Convert to fraction form
196,720,660.13/295,095,161.95 = 75,552,112.13/x - Step 3: Cross multiply
196,720,660.13x = 295,095,161.95 × 75,552,112.13 - Step 4: Simplify right side
196,720,660.13x = 22,295,062,763,002,552 - Step 5: Solve for x
x = 22,295,062,763,002,552/196,720,660.13 - Step 6: Final answer
x = 113,333,610.96
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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.