Finding the Fourth Proportional to 574,530,304.94, 861,916,507.95 and 186,322,865.12
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Solution
The fourth proportional to 574,530,304.94, 861,916,507.95 and 186,322,865.12 is: 279,523,554.94
Step by Step Solution
- Step 1: Write the proportion equation
574,530,304.94 : 861,916,507.95 = 186,322,865.12 : x - Step 2: Convert to fraction form
574,530,304.94/861,916,507.95 = 186,322,865.12/x - Step 3: Cross multiply
574,530,304.94x = 861,916,507.95 × 186,322,865.12 - Step 4: Simplify right side
574,530,304.94x = 160,594,753,255,469,280 - Step 5: Solve for x
x = 160,594,753,255,469,280/574,530,304.94 - Step 6: Final answer
x = 279,523,554.94
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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.