Finding the Fourth Proportional to 282,407,177.44, 389,649,526.80 and 164,864,964
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Solution
The fourth proportional to 282,407,177.44, 389,649,526.80 and 164,864,964 is: 227,471,397.12
Step by Step Solution
- Step 1: Write the proportion equation
282,407,177.44 : 389,649,526.80 = 164,864,964 : x - Step 2: Convert to fraction form
282,407,177.44/389,649,526.80 = 164,864,964/x - Step 3: Cross multiply
282,407,177.44x = 389,649,526.80 × 164,864,964 - Step 4: Simplify right side
282,407,177.44x = 64,239,555,208,499,040 - Step 5: Solve for x
x = 64,239,555,208,499,040/282,407,177.44 - Step 6: Final answer
x = 227,471,397.12
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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.