Finding the Fourth Proportional to 99,825,143.20, 149,737,513.99 and 93,750,470.02
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Solution
The fourth proportional to 99,825,143.20, 149,737,513.99 and 93,750,470.02 is: 140,625,516.44
Step by Step Solution
- Step 1: Write the proportion equation
99,825,143.20 : 149,737,513.99 = 93,750,470.02 : x - Step 2: Convert to fraction form
99,825,143.20/149,737,513.99 = 93,750,470.02/x - Step 3: Cross multiply
99,825,143.20x = 149,737,513.99 × 93,750,470.02 - Step 4: Simplify right side
99,825,143.20x = 14,037,962,316,188,826 - Step 5: Solve for x
x = 14,037,962,316,188,826/99,825,143.20 - Step 6: Final answer
x = 140,625,516.44
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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.