Finding the Fourth Proportional to 174,432,936.78, 240,706,604.87 and 96,112,107.36
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Solution
The fourth proportional to 174,432,936.78, 240,706,604.87 and 96,112,107.36 is: 132,628,730.99
Step by Step Solution
- Step 1: Write the proportion equation
174,432,936.78 : 240,706,604.87 = 96,112,107.36 : x - Step 2: Convert to fraction form
174,432,936.78/240,706,604.87 = 96,112,107.36/x - Step 3: Cross multiply
174,432,936.78x = 240,706,604.87 × 96,112,107.36 - Step 4: Simplify right side
174,432,936.78x = 23,134,819,047,842,448 - Step 5: Solve for x
x = 23,134,819,047,842,448/174,432,936.78 - Step 6: Final answer
x = 132,628,730.99
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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.