Finding the Fourth Proportional to 93,529,323.71, 129,042,118.77 and 65,270,944.99
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Solution
The fourth proportional to 93,529,323.71, 129,042,118.77 and 65,270,944.99 is: 90,054,121.01
Step by Step Solution
- Step 1: Write the proportion equation
93,529,323.71 : 129,042,118.77 = 65,270,944.99 : x - Step 2: Convert to fraction form
93,529,323.71/129,042,118.77 = 65,270,944.99/x - Step 3: Cross multiply
93,529,323.71x = 129,042,118.77 × 65,270,944.99 - Step 4: Simplify right side
93,529,323.71x = 8,422,701,035,629,716 - Step 5: Solve for x
x = 8,422,701,035,629,716/93,529,323.71 - Step 6: Final answer
x = 90,054,121.01
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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.