Finding the Fourth Proportional to 134,568,357.75, 185,704,408.42 and 72,688,696.92
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Solution
The fourth proportional to 134,568,357.75, 185,704,408.42 and 72,688,696.92 is: 100,310,442.11
Step by Step Solution
- Step 1: Write the proportion equation
134,568,357.75 : 185,704,408.42 = 72,688,696.92 : x - Step 2: Convert to fraction form
134,568,357.75/185,704,408.42 = 72,688,696.92/x - Step 3: Cross multiply
134,568,357.75x = 185,704,408.42 × 72,688,696.92 - Step 4: Simplify right side
134,568,357.75x = 13,498,611,460,167,554 - Step 5: Solve for x
x = 13,498,611,460,167,554/134,568,357.75 - Step 6: Final answer
x = 100,310,442.11
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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.