Finding the Fourth Proportional to 265,558,619.07, 366,471,247.34 and 146,478,540.80
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Solution
The fourth proportional to 265,558,619.07, 366,471,247.34 and 146,478,540.80 is: 202,140,581.03
Step by Step Solution
- Step 1: Write the proportion equation
265,558,619.07 : 366,471,247.34 = 146,478,540.80 : x - Step 2: Convert to fraction form
265,558,619.07/366,471,247.34 = 146,478,540.80/x - Step 3: Cross multiply
265,558,619.07x = 366,471,247.34 × 146,478,540.80 - Step 4: Simplify right side
265,558,619.07x = 53,680,173,555,519,080 - Step 5: Solve for x
x = 53,680,173,555,519,080/265,558,619.07 - Step 6: Final answer
x = 202,140,581.03
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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.