Finding the Fourth Proportional to 597,148,915.20, 895,723,372.80 and 495,112,243.20
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Solution
The fourth proportional to 597,148,915.20, 895,723,372.80 and 495,112,243.20 is: 742,668,364.80
Step by Step Solution
- Step 1: Write the proportion equation
597,148,915.20 : 895,723,372.80 = 495,112,243.20 : x - Step 2: Convert to fraction form
597,148,915.20/895,723,372.80 = 495,112,243.20/x - Step 3: Cross multiply
597,148,915.20x = 895,723,372.80 × 495,112,243.20 - Step 4: Simplify right side
597,148,915.20x = 443,483,608,393,677,824 - Step 5: Solve for x
x = 443,483,608,393,677,824/597,148,915.20 - Step 6: Final answer
x = 742,668,364.80
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1.5x scale
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.