Finding the Fourth Proportional to 85,524,033.36, 118,120,596.68 and 57,974,131.92
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Solution
The fourth proportional to 85,524,033.36, 118,120,596.68 and 57,974,131.92 is: 80,070,347.31
Step by Step Solution
- Step 1: Write the proportion equation
85,524,033.36 : 118,120,596.68 = 57,974,131.92 : x - Step 2: Convert to fraction form
85,524,033.36/118,120,596.68 = 57,974,131.92/x - Step 3: Cross multiply
85,524,033.36x = 118,120,596.68 × 57,974,131.92 - Step 4: Simplify right side
85,524,033.36x = 6,847,939,054,395,435 - Step 5: Solve for x
x = 6,847,939,054,395,435/85,524,033.36 - Step 6: Final answer
x = 80,070,347.31
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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.