Finding the Fourth Proportional to 134,752,480.10, 202,128,720.15 and 124,548,812.90
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Solution
The fourth proportional to 134,752,480.10, 202,128,720.15 and 124,548,812.90 is: 186,823,219.35
Step by Step Solution
- Step 1: Write the proportion equation
134,752,480.10 : 202,128,720.15 = 124,548,812.90 : x - Step 2: Convert to fraction form
134,752,480.10/202,128,720.15 = 124,548,812.90/x - Step 3: Cross multiply
134,752,480.10x = 202,128,720.15 × 124,548,812.90 - Step 4: Simplify right side
134,752,480.10x = 25,174,892,147,678,812 - Step 5: Solve for x
x = 25,174,892,147,678,812/134,752,480.10 - Step 6: Final answer
x = 186,823,219.35
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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.