Finding the Fourth Proportional to 136,226,879.24, 204,332,992.68 and 67,070,740.28
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Solution
The fourth proportional to 136,226,879.24, 204,332,992.68 and 67,070,740.28 is: 100,602,503.41
Step by Step Solution
- Step 1: Write the proportion equation
136,226,879.24 : 204,332,992.68 = 67,070,740.28 : x - Step 2: Convert to fraction form
136,226,879.24/204,332,992.68 = 67,070,740.28/x - Step 3: Cross multiply
136,226,879.24x = 204,332,992.68 × 67,070,740.28 - Step 4: Simplify right side
136,226,879.24x = 13,704,765,082,675,422 - Step 5: Solve for x
x = 13,704,765,082,675,422/136,226,879.24 - Step 6: Final answer
x = 100,602,503.41
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1.5x scale
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.