Home / 497,664,172.40-746,496,258.60-449,291,231.60

Finding the Fourth Proportional to 497,664,172.40, 746,496,258.60 and 449,291,231.60

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Solution

The fourth proportional to 497,664,172.40, 746,496,258.60 and 449,291,231.60 is: 673,936,847.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,172.40 : 746,496,258.60 = 449,291,231.60 : x
  2. Step 2: Convert to fraction form
    497,664,172.40/746,496,258.60 = 449,291,231.60/x
  3. Step 3: Cross multiply
    497,664,172.40x = 746,496,258.60 × 449,291,231.60
  4. Step 4: Simplify right side
    497,664,172.40x = 335,394,223,411,186,112
  5. Step 5: Solve for x
    x = 335,394,223,411,186,112/497,664,172.40
  6. Step 6: Final answer
    x = 673,936,847.40

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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.