Finding the Fourth Proportional to 86,597,186.64, 119,503,763.64 and 47,438,908.08
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Solution
The fourth proportional to 86,597,186.64, 119,503,763.64 and 47,438,908.08 is: 65,465,499.27
Step by Step Solution
- Step 1: Write the proportion equation
86,597,186.64 : 119,503,763.64 = 47,438,908.08 : x - Step 2: Convert to fraction form
86,597,186.64/119,503,763.64 = 47,438,908.08/x - Step 3: Cross multiply
86,597,186.64x = 119,503,763.64 × 47,438,908.08 - Step 4: Simplify right side
86,597,186.64x = 5,669,128,058,532,006 - Step 5: Solve for x
x = 5,669,128,058,532,006/86,597,186.64 - Step 6: Final answer
x = 65,465,499.27
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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.