Finding the Fourth Proportional to 725,436,523.95, 1,088,154,785.93 and 180,178,057.95
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Solution
The fourth proportional to 725,436,523.95, 1,088,154,785.93 and 180,178,057.95 is: 270,267,086.93
Step by Step Solution
- Step 1: Write the proportion equation
725,436,523.95 : 1,088,154,785.93 = 180,178,057.95 : x - Step 2: Convert to fraction form
725,436,523.95/1,088,154,785.93 = 180,178,057.95/x - Step 3: Cross multiply
725,436,523.95x = 1,088,154,785.93 × 180,178,057.95 - Step 4: Simplify right side
725,436,523.95x = 196,061,616,076,964,480 - Step 5: Solve for x
x = 196,061,616,076,964,480/725,436,523.95 - Step 6: Final answer
x = 270,267,086.93
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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.