Home / 140,351,112.11-210,481,894.71-48,212,632.28

Finding the Fourth Proportional to 140,351,112.11, 210,481,894.71 and 48,212,632.28

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Solution

The fourth proportional to 140,351,112.11, 210,481,894.71 and 48,212,632.28 is: 72,303,568.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,351,112.11 : 210,481,894.71 = 48,212,632.28 : x
  2. Step 2: Convert to fraction form
    140,351,112.11/210,481,894.71 = 48,212,632.28/x
  3. Step 3: Cross multiply
    140,351,112.11x = 210,481,894.71 × 48,212,632.28
  4. Step 4: Simplify right side
    140,351,112.11x = 10,147,886,191,777,112
  5. Step 5: Solve for x
    x = 10,147,886,191,777,112/140,351,112.11
  6. Step 6: Final answer
    x = 72,303,568.09

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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.