Finding the Fourth Proportional to 178,153,743.84, 267,272,343.84 and 55,325,787.84
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Solution
The fourth proportional to 178,153,743.84, 267,272,343.84 and 55,325,787.84 is: 83,001,640.45
Step by Step Solution
- Step 1: Write the proportion equation
178,153,743.84 : 267,272,343.84 = 55,325,787.84 : x - Step 2: Convert to fraction form
178,153,743.84/267,272,343.84 = 55,325,787.84/x - Step 3: Cross multiply
178,153,743.84x = 267,272,343.84 × 55,325,787.84 - Step 4: Simplify right side
178,153,743.84x = 14,787,052,990,791,372 - Step 5: Solve for x
x = 14,787,052,990,791,372/178,153,743.84 - Step 6: Final answer
x = 83,001,640.45
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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.