Home / 325,969,205.10-488,785,846.05-121,391,976.30

Finding the Fourth Proportional to 325,969,205.10, 488,785,846.05 and 121,391,976.30

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Solution

The fourth proportional to 325,969,205.10, 488,785,846.05 and 121,391,976.30 is: 182,025,415.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,969,205.10 : 488,785,846.05 = 121,391,976.30 : x
  2. Step 2: Convert to fraction form
    325,969,205.10/488,785,846.05 = 121,391,976.30/x
  3. Step 3: Cross multiply
    325,969,205.10x = 488,785,846.05 × 121,391,976.30
  4. Step 4: Simplify right side
    325,969,205.10x = 59,334,679,839,477,048
  5. Step 5: Solve for x
    x = 59,334,679,839,477,048/325,969,205.10
  6. Step 6: Final answer
    x = 182,025,415.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.