Finding the Fourth Proportional to 373,670,260.09, 515,680,624.97 and 214,900,507.08
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Solution
The fourth proportional to 373,670,260.09, 515,680,624.97 and 214,900,507.08 is: 296,571,709.43
Step by Step Solution
- Step 1: Write the proportion equation
373,670,260.09 : 515,680,624.97 = 214,900,507.08 : x - Step 2: Convert to fraction form
373,670,260.09/515,680,624.97 = 214,900,507.08/x - Step 3: Cross multiply
373,670,260.09x = 515,680,624.97 × 214,900,507.08 - Step 4: Simplify right side
373,670,260.09x = 110,820,027,797,115,696 - Step 5: Solve for x
x = 110,820,027,797,115,696/373,670,260.09 - Step 6: Final answer
x = 296,571,709.43
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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.