Finding the Fourth Proportional to 201,252,949.80, 301,879,424.70 and 195,584,245.80
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Solution
The fourth proportional to 201,252,949.80, 301,879,424.70 and 195,584,245.80 is: 293,376,368.70
Step by Step Solution
- Step 1: Write the proportion equation
201,252,949.80 : 301,879,424.70 = 195,584,245.80 : x - Step 2: Convert to fraction form
201,252,949.80/301,879,424.70 = 195,584,245.80/x - Step 3: Cross multiply
201,252,949.80x = 301,879,424.70 × 195,584,245.80 - Step 4: Simplify right side
201,252,949.80x = 59,042,859,602,487,392 - Step 5: Solve for x
x = 59,042,859,602,487,392/201,252,949.80 - Step 6: Final answer
x = 293,376,368.70
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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.