Home / 131,232,004.80-196,848,007.20-54,704,500.80

Finding the Fourth Proportional to 131,232,004.80, 196,848,007.20 and 54,704,500.80

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Solution

The fourth proportional to 131,232,004.80, 196,848,007.20 and 54,704,500.80 is: 82,056,751.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,232,004.80 : 196,848,007.20 = 54,704,500.80 : x
  2. Step 2: Convert to fraction form
    131,232,004.80/196,848,007.20 = 54,704,500.80/x
  3. Step 3: Cross multiply
    131,232,004.80x = 196,848,007.20 × 54,704,500.80
  4. Step 4: Simplify right side
    131,232,004.80x = 10,768,471,967,350,804
  5. Step 5: Solve for x
    x = 10,768,471,967,350,804/131,232,004.80
  6. Step 6: Final answer
    x = 82,056,751.20

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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.