Home / 442,478,469.60-664,119,237.60-224,280,604.80

Finding the Fourth Proportional to 442,478,469.60, 664,119,237.60 and 224,280,604.80

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Solution

The fourth proportional to 442,478,469.60, 664,119,237.60 and 224,280,604.80 is: 336,624,433.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,478,469.60 : 664,119,237.60 = 224,280,604.80 : x
  2. Step 2: Convert to fraction form
    442,478,469.60/664,119,237.60 = 224,280,604.80/x
  3. Step 3: Cross multiply
    442,478,469.60x = 664,119,237.60 × 224,280,604.80
  4. Step 4: Simplify right side
    442,478,469.60x = 148,949,064,268,242,912
  5. Step 5: Solve for x
    x = 148,949,064,268,242,912/442,478,469.60
  6. Step 6: Final answer
    x = 336,624,433.73

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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.