Finding the Fourth Proportional to 324,580,785.91, 447,780,732.72 and 214,725,501.43
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Solution
The fourth proportional to 324,580,785.91, 447,780,732.72 and 214,725,501.43 is: 296,228,077.99
Step by Step Solution
- Step 1: Write the proportion equation
324,580,785.91 : 447,780,732.72 = 214,725,501.43 : x - Step 2: Convert to fraction form
324,580,785.91/447,780,732.72 = 214,725,501.43/x - Step 3: Cross multiply
324,580,785.91x = 447,780,732.72 × 214,725,501.43 - Step 4: Simplify right side
324,580,785.91x = 96,149,942,363,994,816 - Step 5: Solve for x
x = 96,149,942,363,994,816/324,580,785.91 - Step 6: Final answer
x = 296,228,077.99
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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.