Home / 263,712,037.80-395,736,018.30-154,536,997.80

Finding the Fourth Proportional to 263,712,037.80, 395,736,018.30 and 154,536,997.80

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Solution

The fourth proportional to 263,712,037.80, 395,736,018.30 and 154,536,997.80 is: 231,903,923.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,712,037.80 : 395,736,018.30 = 154,536,997.80 : x
  2. Step 2: Convert to fraction form
    263,712,037.80/395,736,018.30 = 154,536,997.80/x
  3. Step 3: Cross multiply
    263,712,037.80x = 395,736,018.30 × 154,536,997.80
  4. Step 4: Simplify right side
    263,712,037.80x = 61,155,856,189,407,864
  5. Step 5: Solve for x
    x = 61,155,856,189,407,864/263,712,037.80
  6. Step 6: Final answer
    x = 231,903,923.31

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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.