Finding the Fourth Proportional to 90,627,287,491.73, 135,917,744,020.26 and 26,869,724,621.11
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Solution
The fourth proportional to 90,627,287,491.73, 135,917,744,020.26 and 26,869,724,621.11 is: 40,297,712,245.67
Step by Step Solution
- Step 1: Write the proportion equation
90,627,287,491.73 : 135,917,744,020.26 = 26,869,724,621.11 : x - Step 2: Convert to fraction form
90,627,287,491.73/135,917,744,020.26 = 26,869,724,621.11/x - Step 3: Cross multiply
90,627,287,491.73x = 135,917,744,020.26 × 26,869,724,621.11 - Step 4: Simplify right side
90,627,287,491.73x = 3,652,072,352,947,042,254,848 - Step 5: Solve for x
x = 3,652,072,352,947,042,254,848/90,627,287,491.73 - Step 6: Final answer
x = 40,297,712,245.67
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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.