Home / 270,123,661.12-372,770,981.76-146,364,240.64

Finding the Fourth Proportional to 270,123,661.12, 372,770,981.76 and 146,364,240.64

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Solution

The fourth proportional to 270,123,661.12, 372,770,981.76 and 146,364,240.64 is: 201,982,830.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,123,661.12 : 372,770,981.76 = 146,364,240.64 : x
  2. Step 2: Convert to fraction form
    270,123,661.12/372,770,981.76 = 146,364,240.64/x
  3. Step 3: Cross multiply
    270,123,661.12x = 372,770,981.76 × 146,364,240.64
  4. Step 4: Simplify right side
    270,123,661.12x = 54,560,341,677,929,680
  5. Step 5: Solve for x
    x = 54,560,341,677,929,680/270,123,661.12
  6. Step 6: Final answer
    x = 201,982,830.57

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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.