Finding the Fourth Proportional to 75,288,395.08, 112,883,033.58 and 49,651,234.12
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Solution
The fourth proportional to 75,288,395.08, 112,883,033.58 and 49,651,234.12 is: 74,444,167.96
Step by Step Solution
- Step 1: Write the proportion equation
75,288,395.08 : 112,883,033.58 = 49,651,234.12 : x - Step 2: Convert to fraction form
75,288,395.08/112,883,033.58 = 49,651,234.12/x - Step 3: Cross multiply
75,288,395.08x = 112,883,033.58 × 49,651,234.12 - Step 4: Simplify right side
75,288,395.08x = 5,604,781,928,456,401 - Step 5: Solve for x
x = 5,604,781,928,456,401/75,288,395.08 - Step 6: Final answer
x = 74,444,167.96
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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.