Finding the Fourth Proportional to 106,574,409.76, 159,861,511.50 and 40,113,247.18
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Solution
The fourth proportional to 106,574,409.76, 159,861,511.50 and 40,113,247.18 is: 60,169,831.95
Step by Step Solution
- Step 1: Write the proportion equation
106,574,409.76 : 159,861,511.50 = 40,113,247.18 : x - Step 2: Convert to fraction form
106,574,409.76/159,861,511.50 = 40,113,247.18/x - Step 3: Cross multiply
106,574,409.76x = 159,861,511.50 × 40,113,247.18 - Step 4: Simplify right side
106,574,409.76x = 6,412,564,325,367,913 - Step 5: Solve for x
x = 6,412,564,325,367,913/106,574,409.76 - Step 6: Final answer
x = 60,169,831.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.