Finding the Fourth Proportional to 176,596,907.54, 243,701,351.99 and 98,280,440.27
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Solution
The fourth proportional to 176,596,907.54, 243,701,351.99 and 98,280,440.27 is: 135,625,682.81
Step by Step Solution
- Step 1: Write the proportion equation
176,596,907.54 : 243,701,351.99 = 98,280,440.27 : x - Step 2: Convert to fraction form
176,596,907.54/243,701,351.99 = 98,280,440.27/x - Step 3: Cross multiply
176,596,907.54x = 243,701,351.99 × 98,280,440.27 - Step 4: Simplify right side
176,596,907.54x = 23,951,076,166,261,532 - Step 5: Solve for x
x = 23,951,076,166,261,532/176,596,907.54 - Step 6: Final answer
x = 135,625,682.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.