Finding the Fourth Proportional to 146,765,163.24, 202,536,055.56 and 80,686,785.74
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Solution
The fourth proportional to 146,765,163.24, 202,536,055.56 and 80,686,785.74 is: 111,347,835.95
Step by Step Solution
- Step 1: Write the proportion equation
146,765,163.24 : 202,536,055.56 = 80,686,785.74 : x - Step 2: Convert to fraction form
146,765,163.24/202,536,055.56 = 80,686,785.74/x - Step 3: Cross multiply
146,765,163.24x = 202,536,055.56 × 80,686,785.74 - Step 4: Simplify right side
146,765,163.24x = 16,341,983,319,594,454 - Step 5: Solve for x
x = 16,341,983,319,594,454/146,765,163.24 - Step 6: Final answer
x = 111,347,835.95
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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.