Home / 225,658,821.76-311,453,833.86-146,372,142.52

Finding the Fourth Proportional to 225,658,821.76, 311,453,833.86 and 146,372,142.52

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Solution

The fourth proportional to 225,658,821.76, 311,453,833.86 and 146,372,142.52 is: 202,022,524.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,658,821.76 : 311,453,833.86 = 146,372,142.52 : x
  2. Step 2: Convert to fraction form
    225,658,821.76/311,453,833.86 = 146,372,142.52/x
  3. Step 3: Cross multiply
    225,658,821.76x = 311,453,833.86 × 146,372,142.52
  4. Step 4: Simplify right side
    225,658,821.76x = 45,588,164,956,599,048
  5. Step 5: Solve for x
    x = 45,588,164,956,599,048/225,658,821.76
  6. Step 6: Final answer
    x = 202,022,524.99

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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.