Home / 548,622,439.66-757,100,948.88-297,726,777.04

Finding the Fourth Proportional to 548,622,439.66, 757,100,948.88 and 297,726,777.04

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Solution

The fourth proportional to 548,622,439.66, 757,100,948.88 and 297,726,777.04 is: 410,864,027.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,622,439.66 : 757,100,948.88 = 297,726,777.04 : x
  2. Step 2: Convert to fraction form
    548,622,439.66/757,100,948.88 = 297,726,777.04/x
  3. Step 3: Cross multiply
    548,622,439.66x = 757,100,948.88 × 297,726,777.04
  4. Step 4: Simplify right side
    548,622,439.66x = 225,409,225,403,968,224
  5. Step 5: Solve for x
    x = 225,409,225,403,968,224/548,622,439.66
  6. Step 6: Final answer
    x = 410,864,027.99

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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.