Finding the Fourth Proportional to 216,079,374.06, 324,170,624.39 and 70,513,206.26
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Solution
The fourth proportional to 216,079,374.06, 324,170,624.39 and 70,513,206.26 is: 105,786,636.04
Step by Step Solution
- Step 1: Write the proportion equation
216,079,374.06 : 324,170,624.39 = 70,513,206.26 : x - Step 2: Convert to fraction form
216,079,374.06/324,170,624.39 = 70,513,206.26/x - Step 3: Cross multiply
216,079,374.06x = 324,170,624.39 × 70,513,206.26 - Step 4: Simplify right side
216,079,374.06x = 22,858,310,099,071,636 - Step 5: Solve for x
x = 22,858,310,099,071,636/216,079,374.06 - Step 6: Final answer
x = 105,786,636.04
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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.