Home / 481,872,345.30-665,187,245.06-325,451,323.03

Finding the Fourth Proportional to 481,872,345.30, 665,187,245.06 and 325,451,323.03

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Solution

The fourth proportional to 481,872,345.30, 665,187,245.06 and 325,451,323.03 is: 449,260,205.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,872,345.30 : 665,187,245.06 = 325,451,323.03 : x
  2. Step 2: Convert to fraction form
    481,872,345.30/665,187,245.06 = 325,451,323.03/x
  3. Step 3: Cross multiply
    481,872,345.30x = 665,187,245.06 × 325,451,323.03
  4. Step 4: Simplify right side
    481,872,345.30x = 216,486,068,967,457,792
  5. Step 5: Solve for x
    x = 216,486,068,967,457,792/481,872,345.30
  6. Step 6: Final answer
    x = 449,260,205.69

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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.