Finding the Fourth Proportional to 86,446,546.71, 119,297,180.97 and 47,288,323.84
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Solution
The fourth proportional to 86,446,546.71, 119,297,180.97 and 47,288,323.84 is: 65,258,404.66
Step by Step Solution
- Step 1: Write the proportion equation
86,446,546.71 : 119,297,180.97 = 47,288,323.84 : x - Step 2: Convert to fraction form
86,446,546.71/119,297,180.97 = 47,288,323.84/x - Step 3: Cross multiply
86,446,546.71x = 119,297,180.97 × 47,288,323.84 - Step 4: Simplify right side
86,446,546.71x = 5,641,363,726,908,446 - Step 5: Solve for x
x = 5,641,363,726,908,446/86,446,546.71 - Step 6: Final answer
x = 65,258,404.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.