Finding the Fourth Proportional to 5,522,423,327.71, 8,284,798,378.97 and 1,791,423,393.63
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Solution
The fourth proportional to 5,522,423,327.71, 8,284,798,378.97 and 1,791,423,393.63 is: 2,687,512,482.63
Step by Step Solution
- Step 1: Write the proportion equation
5,522,423,327.71 : 8,284,798,378.97 = 1,791,423,393.63 : x - Step 2: Convert to fraction form
5,522,423,327.71/8,284,798,378.97 = 1,791,423,393.63/x - Step 3: Cross multiply
5,522,423,327.71x = 8,284,798,378.97 × 1,791,423,393.63 - Step 4: Simplify right side
5,522,423,327.71x = 14,841,581,627,561,957,376 - Step 5: Solve for x
x = 14,841,581,627,561,957,376/5,522,423,327.71 - Step 6: Final answer
x = 2,687,512,482.63
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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.