Finding the Fourth Proportional to 87,221,504.63, 120,366,483.60 and 48,064,682.68
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Solution
The fourth proportional to 87,221,504.63, 120,366,483.60 and 48,064,682.68 is: 66,329,706.92
Step by Step Solution
- Step 1: Write the proportion equation
87,221,504.63 : 120,366,483.60 = 48,064,682.68 : x - Step 2: Convert to fraction form
87,221,504.63/120,366,483.60 = 48,064,682.68/x - Step 3: Cross multiply
87,221,504.63x = 120,366,483.60 × 48,064,682.68 - Step 4: Simplify right side
87,221,504.63x = 5,785,376,839,420,751 - Step 5: Solve for x
x = 5,785,376,839,420,751/87,221,504.63 - Step 6: Final answer
x = 66,329,706.92
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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.