Finding the Fourth Proportional to 560,168,549.73, 773,033,668.34 and 309,273,426.99
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Solution
The fourth proportional to 560,168,549.73, 773,033,668.34 and 309,273,426.99 is: 426,797,919.84
Step by Step Solution
- Step 1: Write the proportion equation
560,168,549.73 : 773,033,668.34 = 309,273,426.99 : x - Step 2: Convert to fraction form
560,168,549.73/773,033,668.34 = 309,273,426.99/x - Step 3: Cross multiply
560,168,549.73x = 773,033,668.34 × 309,273,426.99 - Step 4: Simplify right side
560,168,549.73x = 239,078,771,784,616,512 - Step 5: Solve for x
x = 239,078,771,784,616,512/560,168,549.73 - Step 6: Final answer
x = 426,797,919.84
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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.