Finding the Fourth Proportional to 201,176,171.94, 277,625,619.60 and 121,790,179.67
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Solution
The fourth proportional to 201,176,171.94, 277,625,619.60 and 121,790,179.67 is: 168,071,962.82
Step by Step Solution
- Step 1: Write the proportion equation
201,176,171.94 : 277,625,619.60 = 121,790,179.67 : x - Step 2: Convert to fraction form
201,176,171.94/277,625,619.60 = 121,790,179.67/x - Step 3: Cross multiply
201,176,171.94x = 277,625,619.60 × 121,790,179.67 - Step 4: Simplify right side
201,176,171.94x = 33,812,074,090,405,960 - Step 5: Solve for x
x = 33,812,074,090,405,960/201,176,171.94 - Step 6: Final answer
x = 168,071,962.82
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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.