Home / 419,907,581.70-629,861,372.55-236,241,572.10

Finding the Fourth Proportional to 419,907,581.70, 629,861,372.55 and 236,241,572.10

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Solution

The fourth proportional to 419,907,581.70, 629,861,372.55 and 236,241,572.10 is: 354,362,358.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,907,581.70 : 629,861,372.55 = 236,241,572.10 : x
  2. Step 2: Convert to fraction form
    419,907,581.70/629,861,372.55 = 236,241,572.10/x
  3. Step 3: Cross multiply
    419,907,581.70x = 629,861,372.55 × 236,241,572.10
  4. Step 4: Simplify right side
    419,907,581.70x = 148,799,440,856,275,776
  5. Step 5: Solve for x
    x = 148,799,440,856,275,776/419,907,581.70
  6. Step 6: Final answer
    x = 354,362,358.15

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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.