Finding the Fourth Proportional to 88,360,218.63, 132,478,744.59 and 39,149,323.29
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Solution
The fourth proportional to 88,360,218.63, 132,478,744.59 and 39,149,323.29 is: 58,696,699.50
Step by Step Solution
- Step 1: Write the proportion equation
88,360,218.63 : 132,478,744.59 = 39,149,323.29 : x - Step 2: Convert to fraction form
88,360,218.63/132,478,744.59 = 39,149,323.29/x - Step 3: Cross multiply
88,360,218.63x = 132,478,744.59 × 39,149,323.29 - Step 4: Simplify right side
88,360,218.63x = 5,186,453,201,007,249 - Step 5: Solve for x
x = 5,186,453,201,007,249/88,360,218.63 - Step 6: Final answer
x = 58,696,699.50
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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.