Home / 451,385,896.08-622,980,624.33-275,276,050.38

Finding the Fourth Proportional to 451,385,896.08, 622,980,624.33 and 275,276,050.38

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Solution

The fourth proportional to 451,385,896.08, 622,980,624.33 and 275,276,050.38 is: 379,922,472.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,385,896.08 : 622,980,624.33 = 275,276,050.38 : x
  2. Step 2: Convert to fraction form
    451,385,896.08/622,980,624.33 = 275,276,050.38/x
  3. Step 3: Cross multiply
    451,385,896.08x = 622,980,624.33 × 275,276,050.38
  4. Step 4: Simplify right side
    451,385,896.08x = 171,491,645,728,828,928
  5. Step 5: Solve for x
    x = 171,491,645,728,828,928/451,385,896.08
  6. Step 6: Final answer
    x = 379,922,472.59

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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.