Finding the Fourth Proportional to 358,217,434.08, 537,455,433.60 and 125,082,508.32
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Solution
The fourth proportional to 358,217,434.08, 537,455,433.60 and 125,082,508.32 is: 187,668,905.39
Step by Step Solution
- Step 1: Write the proportion equation
358,217,434.08 : 537,455,433.60 = 125,082,508.32 : x - Step 2: Convert to fraction form
358,217,434.08/537,455,433.60 = 125,082,508.32/x - Step 3: Cross multiply
358,217,434.08x = 537,455,433.60 × 125,082,508.32 - Step 4: Simplify right side
358,217,434.08x = 67,226,273,744,901,208 - Step 5: Solve for x
x = 67,226,273,744,901,208/358,217,434.08 - Step 6: Final answer
x = 187,668,905.39
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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.