Home / 131,232,003.80-196,848,005.70-54,704,499.80

Finding the Fourth Proportional to 131,232,003.80, 196,848,005.70 and 54,704,499.80

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Solution

The fourth proportional to 131,232,003.80, 196,848,005.70 and 54,704,499.80 is: 82,056,749.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,232,003.80 : 196,848,005.70 = 54,704,499.80 : x
  2. Step 2: Convert to fraction form
    131,232,003.80/196,848,005.70 = 54,704,499.80/x
  3. Step 3: Cross multiply
    131,232,003.80x = 196,848,005.70 × 54,704,499.80
  4. Step 4: Simplify right side
    131,232,003.80x = 10,768,471,688,446,048
  5. Step 5: Solve for x
    x = 10,768,471,688,446,048/131,232,003.80
  6. Step 6: Final answer
    x = 82,056,749.70

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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.