Finding the Fourth Proportional to 129,470,125.80, 194,205,299.28 and 36,093,395.46
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Solution
The fourth proportional to 129,470,125.80, 194,205,299.28 and 36,093,395.46 is: 54,140,124.02
Step by Step Solution
- Step 1: Write the proportion equation
129,470,125.80 : 194,205,299.28 = 36,093,395.46 : x - Step 2: Convert to fraction form
129,470,125.80/194,205,299.28 = 36,093,395.46/x - Step 3: Cross multiply
129,470,125.80x = 194,205,299.28 × 36,093,395.46 - Step 4: Simplify right side
129,470,125.80x = 7,009,528,667,340,693 - Step 5: Solve for x
x = 7,009,528,667,340,693/129,470,125.80 - Step 6: Final answer
x = 54,140,124.02
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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.