Finding the Fourth Proportional to 112,930,829.70, 169,392,745.35 and 32,151,797.70
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Solution
The fourth proportional to 112,930,829.70, 169,392,745.35 and 32,151,797.70 is: 48,226,700.32
Step by Step Solution
- Step 1: Write the proportion equation
112,930,829.70 : 169,392,745.35 = 32,151,797.70 : x - Step 2: Convert to fraction form
112,930,829.70/169,392,745.35 = 32,151,797.70/x - Step 3: Cross multiply
112,930,829.70x = 169,392,745.35 × 32,151,797.70 - Step 4: Simplify right side
112,930,829.70x = 5,446,281,280,340,815 - Step 5: Solve for x
x = 5,446,281,280,340,815/112,930,829.70 - Step 6: Final answer
x = 48,226,700.32
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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.