Finding the Fourth Proportional to 83,279,235.42, 124,944,985.98 and 50,080,659.30
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Solution
The fourth proportional to 83,279,235.42, 124,944,985.98 and 50,080,659.30 is: 75,136,704.16
Step by Step Solution
- Step 1: Write the proportion equation
83,279,235.42 : 124,944,985.98 = 50,080,659.30 : x - Step 2: Convert to fraction form
83,279,235.42/124,944,985.98 = 50,080,659.30/x - Step 3: Cross multiply
83,279,235.42x = 124,944,985.98 × 50,080,659.30 - Step 4: Simplify right side
83,279,235.42x = 6,257,327,274,107,656 - Step 5: Solve for x
x = 6,257,327,274,107,656/83,279,235.42 - Step 6: Final answer
x = 75,136,704.16
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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.