Home / 422,056,546.83-582,470,346.21-265,557,801.15

Finding the Fourth Proportional to 422,056,546.83, 582,470,346.21 and 265,557,801.15

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Solution

The fourth proportional to 422,056,546.83, 582,470,346.21 and 265,557,801.15 is: 366,490,096.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,056,546.83 : 582,470,346.21 = 265,557,801.15 : x
  2. Step 2: Convert to fraction form
    422,056,546.83/582,470,346.21 = 265,557,801.15/x
  3. Step 3: Cross multiply
    422,056,546.83x = 582,470,346.21 × 265,557,801.15
  4. Step 4: Simplify right side
    422,056,546.83x = 154,679,544,374,606,848
  5. Step 5: Solve for x
    x = 154,679,544,374,606,848/422,056,546.83
  6. Step 6: Final answer
    x = 366,490,096.02

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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.