Finding the Fourth Proportional to 924,310,302.13, 1,275,685,119.38 and 585,250,292.11
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Solution
The fourth proportional to 924,310,302.13, 1,275,685,119.38 and 585,250,292.11 is: 807,732,086.33
Step by Step Solution
- Step 1: Write the proportion equation
924,310,302.13 : 1,275,685,119.38 = 585,250,292.11 : x - Step 2: Convert to fraction form
924,310,302.13/1,275,685,119.38 = 585,250,292.11/x - Step 3: Cross multiply
924,310,302.13x = 1,275,685,119.38 × 585,250,292.11 - Step 4: Simplify right side
924,310,302.13x = 746,595,088,751,146,880 - Step 5: Solve for x
x = 746,595,088,751,146,880/924,310,302.13 - Step 6: Final answer
x = 807,732,086.33
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Double scale
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1.5x scale
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.