Finding the Fourth Proportional to 7,250,371,843,440.60, 10,005,462,244,738 and 3,958,119,672,902.70
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Solution
The fourth proportional to 7,250,371,843,440.60, 10,005,462,244,738 and 3,958,119,672,902.70 is: 5,462,177,361,732.32
Step by Step Solution
- Step 1: Write the proportion equation
7,250,371,843,440.60 : 10,005,462,244,738 = 3,958,119,672,902.70 : x - Step 2: Convert to fraction form
7,250,371,843,440.60/10,005,462,244,738 = 3,958,119,672,902.70/x - Step 3: Cross multiply
7,250,371,843,440.60x = 10,005,462,244,738 × 3,958,119,672,902.70 - Step 4: Simplify right side
7,250,371,843,440.60x = 39,602,816,947,382,689,567,080,448 - Step 5: Solve for x
x = 39,602,816,947,382,689,567,080,448/7,250,371,843,440.60 - Step 6: Final answer
x = 5,462,177,361,732.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.