Finding the Fourth Proportional to 86,327,021.74, 119,127,745.02 and 47,170,142.68
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Solution
The fourth proportional to 86,327,021.74, 119,127,745.02 and 47,170,142.68 is: 65,092,859.88
Step by Step Solution
- Step 1: Write the proportion equation
86,327,021.74 : 119,127,745.02 = 47,170,142.68 : x - Step 2: Convert to fraction form
86,327,021.74/119,127,745.02 = 47,170,142.68/x - Step 3: Cross multiply
86,327,021.74x = 119,127,745.02 × 47,170,142.68 - Step 4: Simplify right side
86,327,021.74x = 5,619,272,729,740,059 - Step 5: Solve for x
x = 5,619,272,729,740,059/86,327,021.74 - Step 6: Final answer
x = 65,092,859.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.