Finding the Fourth Proportional to 247,880,125.05, 371,102,168.13 and 186,726,831.92
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Solution
The fourth proportional to 247,880,125.05, 371,102,168.13 and 186,726,831.92 is: 279,549,367.50
Step by Step Solution
- Step 1: Write the proportion equation
247,880,125.05 : 371,102,168.13 = 186,726,831.92 : x - Step 2: Convert to fraction form
247,880,125.05/371,102,168.13 = 186,726,831.92/x - Step 3: Cross multiply
247,880,125.05x = 371,102,168.13 × 186,726,831.92 - Step 4: Simplify right side
247,880,125.05x = 69,294,732,173,558,088 - Step 5: Solve for x
x = 69,294,732,173,558,088/247,880,125.05 - Step 6: Final answer
x = 279,549,367.50
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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.