Finding the Fourth Proportional to 269,837,305.16, 372,375,605.70 and 146,077,982.28
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Solution
The fourth proportional to 269,837,305.16, 372,375,605.70 and 146,077,982.28 is: 201,587,682.99
Step by Step Solution
- Step 1: Write the proportion equation
269,837,305.16 : 372,375,605.70 = 146,077,982.28 : x - Step 2: Convert to fraction form
269,837,305.16/372,375,605.70 = 146,077,982.28/x - Step 3: Cross multiply
269,837,305.16x = 372,375,605.70 × 146,077,982.28 - Step 4: Simplify right side
269,837,305.16x = 54,395,877,130,948,864 - Step 5: Solve for x
x = 54,395,877,130,948,864/269,837,305.16 - Step 6: Final answer
x = 201,587,682.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.