Finding the Fourth Proportional to 477,121,886.14, 715,505,623.88 and 166,149,644.26
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Solution
The fourth proportional to 477,121,886.14, 715,505,623.88 and 166,149,644.26 is: 249,162,757.62
Step by Step Solution
- Step 1: Write the proportion equation
477,121,886.14 : 715,505,623.88 = 166,149,644.26 : x - Step 2: Convert to fraction form
477,121,886.14/715,505,623.88 = 166,149,644.26/x - Step 3: Cross multiply
477,121,886.14x = 715,505,623.88 × 166,149,644.26 - Step 4: Simplify right side
477,121,886.14x = 118,881,004,873,691,360 - Step 5: Solve for x
x = 118,881,004,873,691,360/477,121,886.14 - Step 6: Final answer
x = 249,162,757.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.