Home / 192,456,738.40-288,685,107.60-181,119,330.40

Finding the Fourth Proportional to 192,456,738.40, 288,685,107.60 and 181,119,330.40

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Solution

The fourth proportional to 192,456,738.40, 288,685,107.60 and 181,119,330.40 is: 271,678,995.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,456,738.40 : 288,685,107.60 = 181,119,330.40 : x
  2. Step 2: Convert to fraction form
    192,456,738.40/288,685,107.60 = 181,119,330.40/x
  3. Step 3: Cross multiply
    192,456,738.40x = 288,685,107.60 × 181,119,330.40
  4. Step 4: Simplify right side
    192,456,738.40x = 52,286,453,384,963,960
  5. Step 5: Solve for x
    x = 52,286,453,384,963,960/192,456,738.40
  6. Step 6: Final answer
    x = 271,678,995.60

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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.