Finding the Fourth Proportional to 176,178,842.70, 264,268,264.05 and 48,528,026.70
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Solution
The fourth proportional to 176,178,842.70, 264,268,264.05 and 48,528,026.70 is: 72,792,040.05
Step by Step Solution
- Step 1: Write the proportion equation
176,178,842.70 : 264,268,264.05 = 48,528,026.70 : x - Step 2: Convert to fraction form
176,178,842.70/264,268,264.05 = 48,528,026.70/x - Step 3: Cross multiply
176,178,842.70x = 264,268,264.05 × 48,528,026.70 - Step 4: Simplify right side
176,178,842.70x = 12,824,417,373,781,052 - Step 5: Solve for x
x = 12,824,417,373,781,052/176,178,842.70 - Step 6: Final answer
x = 72,792,040.05
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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.