Finding the Fourth Proportional to 119,790,173.94, 165,310,439.94 and 64,786,030.44
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Solution
The fourth proportional to 119,790,173.94, 165,310,439.94 and 64,786,030.44 is: 89,404,721.95
Step by Step Solution
- Step 1: Write the proportion equation
119,790,173.94 : 165,310,439.94 = 64,786,030.44 : x - Step 2: Convert to fraction form
119,790,173.94/165,310,439.94 = 64,786,030.44/x - Step 3: Cross multiply
119,790,173.94x = 165,310,439.94 × 64,786,030.44 - Step 4: Simplify right side
119,790,173.94x = 10,709,807,194,002,632 - Step 5: Solve for x
x = 10,709,807,194,002,632/119,790,173.94 - Step 6: Final answer
x = 89,404,721.95
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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.