Finding the Fourth Proportional to 86,989,701.67, 130,481,597.26 and 22,294,141.99
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Solution
The fourth proportional to 86,989,701.67, 130,481,597.26 and 22,294,141.99 is: 33,440,455.60
Step by Step Solution
- Step 1: Write the proportion equation
86,989,701.67 : 130,481,597.26 = 22,294,141.99 : x - Step 2: Convert to fraction form
86,989,701.67/130,481,597.26 = 22,294,141.99/x - Step 3: Cross multiply
86,989,701.67x = 130,481,597.26 × 22,294,141.99 - Step 4: Simplify right side
86,989,701.67x = 2,908,975,256,396,435 - Step 5: Solve for x
x = 2,908,975,256,396,435/86,989,701.67 - Step 6: Final answer
x = 33,440,455.60
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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.