Home / 225,553,487.70-311,282,847.33-126,432,650.58

Finding the Fourth Proportional to 225,553,487.70, 311,282,847.33 and 126,432,650.58

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Solution

The fourth proportional to 225,553,487.70, 311,282,847.33 and 126,432,650.58 is: 174,487,727.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,553,487.70 : 311,282,847.33 = 126,432,650.58 : x
  2. Step 2: Convert to fraction form
    225,553,487.70/311,282,847.33 = 126,432,650.58/x
  3. Step 3: Cross multiply
    225,553,487.70x = 311,282,847.33 × 126,432,650.58
  4. Step 4: Simplify right side
    225,553,487.70x = 39,356,315,468,021,376
  5. Step 5: Solve for x
    x = 39,356,315,468,021,376/225,553,487.70
  6. Step 6: Final answer
    x = 174,487,727.36

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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.