Finding the Fourth Proportional to 7,625,149,748.01, 11,431,173,062.57 and 2,650,225,133.61
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Solution
The fourth proportional to 7,625,149,748.01, 11,431,173,062.57 and 2,650,225,133.61 is: 3,973,060,616.28
Step by Step Solution
- Step 1: Write the proportion equation
7,625,149,748.01 : 11,431,173,062.57 = 2,650,225,133.61 : x - Step 2: Convert to fraction form
7,625,149,748.01/11,431,173,062.57 = 2,650,225,133.61/x - Step 3: Cross multiply
7,625,149,748.01x = 11,431,173,062.57 × 2,650,225,133.61 - Step 4: Simplify right side
7,625,149,748.01x = 30,295,182,157,055,361,024 - Step 5: Solve for x
x = 30,295,182,157,055,361,024/7,625,149,748.01 - Step 6: Final answer
x = 3,973,060,616.28
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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.