Home / 809,546,429.44-1,212,361,958.40-463,450,355.20

Finding the Fourth Proportional to 809,546,429.44, 1,212,361,958.40 and 463,450,355.20

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Solution

The fourth proportional to 809,546,429.44, 1,212,361,958.40 and 463,450,355.20 is: 694,054,793.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,546,429.44 : 1,212,361,958.40 = 463,450,355.20 : x
  2. Step 2: Convert to fraction form
    809,546,429.44/1,212,361,958.40 = 463,450,355.20/x
  3. Step 3: Cross multiply
    809,546,429.44x = 1,212,361,958.40 × 463,450,355.20
  4. Step 4: Simplify right side
    809,546,429.44x = 561,869,580,251,447,680
  5. Step 5: Solve for x
    x = 561,869,580,251,447,680/809,546,429.44
  6. Step 6: Final answer
    x = 694,054,793.92

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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.