Home / 487,961,241.12-673,387,324.56-267,958,605.60

Finding the Fourth Proportional to 487,961,241.12, 673,387,324.56 and 267,958,605.60

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Solution

The fourth proportional to 487,961,241.12, 673,387,324.56 and 267,958,605.60 is: 369,783,321.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,961,241.12 : 673,387,324.56 = 267,958,605.60 : x
  2. Step 2: Convert to fraction form
    487,961,241.12/673,387,324.56 = 267,958,605.60/x
  3. Step 3: Cross multiply
    487,961,241.12x = 673,387,324.56 × 267,958,605.60
  4. Step 4: Simplify right side
    487,961,241.12x = 180,439,928,517,812,224
  5. Step 5: Solve for x
    x = 180,439,928,517,812,224/487,961,241.12
  6. Step 6: Final answer
    x = 369,783,321.53

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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.