Home / 548,622,438.66-757,100,947.50-297,726,776.04

Finding the Fourth Proportional to 548,622,438.66, 757,100,947.50 and 297,726,776.04

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Solution

The fourth proportional to 548,622,438.66, 757,100,947.50 and 297,726,776.04 is: 410,864,026.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,622,438.66 : 757,100,947.50 = 297,726,776.04 : x
  2. Step 2: Convert to fraction form
    548,622,438.66/757,100,947.50 = 297,726,776.04/x
  3. Step 3: Cross multiply
    548,622,438.66x = 757,100,947.50 × 297,726,776.04
  4. Step 4: Simplify right side
    548,622,438.66x = 225,409,224,236,004,320
  5. Step 5: Solve for x
    x = 225,409,224,236,004,320/548,622,438.66
  6. Step 6: Final answer
    x = 410,864,026.61

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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.