Finding the Fourth Proportional to 165,322,135.04, 247,983,409.92 and 79,040,261.12
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Solution
The fourth proportional to 165,322,135.04, 247,983,409.92 and 79,040,261.12 is: 118,560,490.82
Step by Step Solution
- Step 1: Write the proportion equation
165,322,135.04 : 247,983,409.92 = 79,040,261.12 : x - Step 2: Convert to fraction form
165,322,135.04/247,983,409.92 = 79,040,261.12/x - Step 3: Cross multiply
165,322,135.04x = 247,983,409.92 × 79,040,261.12 - Step 4: Simplify right side
165,322,135.04x = 19,600,673,473,504,800 - Step 5: Solve for x
x = 19,600,673,473,504,800/165,322,135.04 - Step 6: Final answer
x = 118,560,490.82
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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.